Home / 137,774.20-206,612.70-44,248.36

Finding the Fourth Proportional to 137,774.20, 206,612.70 and 44,248.36

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Solution

The fourth proportional to 137,774.20, 206,612.70 and 44,248.36 is: 66,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,774.20 : 206,612.70 = 44,248.36 : x
  2. Step 2: Convert to fraction form
    137,774.20/206,612.70 = 44,248.36/x
  3. Step 3: Cross multiply
    137,774.20x = 206,612.70 × 44,248.36
  4. Step 4: Simplify right side
    137,774.20x = 9,142,273,130.17
  5. Step 5: Solve for x
    x = 9,142,273,130.17/137,774.20
  6. Step 6: Final answer
    x = 66,356.93

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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.