Home / 137,591.10-206,351.55-42,802.74

Finding the Fourth Proportional to 137,591.10, 206,351.55 and 42,802.74

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Solution

The fourth proportional to 137,591.10, 206,351.55 and 42,802.74 is: 64,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,591.10 : 206,351.55 = 42,802.74 : x
  2. Step 2: Convert to fraction form
    137,591.10/206,351.55 = 42,802.74/x
  3. Step 3: Cross multiply
    137,591.10x = 206,351.55 × 42,802.74
  4. Step 4: Simplify right side
    137,591.10x = 8,832,411,743.25
  5. Step 5: Solve for x
    x = 8,832,411,743.25/137,591.10
  6. Step 6: Final answer
    x = 64,193.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.