Home / 78,404.20-108,207.06-46,573.22

Finding the Fourth Proportional to 78,404.20, 108,207.06 and 46,573.22

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Solution

The fourth proportional to 78,404.20, 108,207.06 and 46,573.22 is: 64,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,404.20 : 108,207.06 = 46,573.22 : x
  2. Step 2: Convert to fraction form
    78,404.20/108,207.06 = 46,573.22/x
  3. Step 3: Cross multiply
    78,404.20x = 108,207.06 × 46,573.22
  4. Step 4: Simplify right side
    78,404.20x = 5,039,551,481.45
  5. Step 5: Solve for x
    x = 5,039,551,481.45/78,404.20
  6. Step 6: Final answer
    x = 64,276.55

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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.