Home / 113,432.16-156,437.82-73,133.04

Finding the Fourth Proportional to 113,432.16, 156,437.82 and 73,133.04

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Solution

The fourth proportional to 113,432.16, 156,437.82 and 73,133.04 is: 100,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,432.16 : 156,437.82 = 73,133.04 : x
  2. Step 2: Convert to fraction form
    113,432.16/156,437.82 = 73,133.04/x
  3. Step 3: Cross multiply
    113,432.16x = 156,437.82 × 73,133.04
  4. Step 4: Simplify right side
    113,432.16x = 11,440,773,347.57
  5. Step 5: Solve for x
    x = 11,440,773,347.57/113,432.16
  6. Step 6: Final answer
    x = 100,860.05

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1.5x scale

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.