Home / 113,257,735.25-156,367,482.55-77,553,922.64

Finding the Fourth Proportional to 113,257,735.25, 156,367,482.55 and 77,553,922.64

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Solution

The fourth proportional to 113,257,735.25, 156,367,482.55 and 77,553,922.64 is: 107,073,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,257,735.25 : 156,367,482.55 = 77,553,922.64 : x
  2. Step 2: Convert to fraction form
    113,257,735.25/156,367,482.55 = 77,553,922.64/x
  3. Step 3: Cross multiply
    113,257,735.25x = 156,367,482.55 × 77,553,922.64
  4. Step 4: Simplify right side
    113,257,735.25x = 12,126,911,644,118,530
  5. Step 5: Solve for x
    x = 12,126,911,644,118,530/113,257,735.25
  6. Step 6: Final answer
    x = 107,073,584.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.