Home / 137,336.31-206,036.59-42,561.53

Finding the Fourth Proportional to 137,336.31, 206,036.59 and 42,561.53

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Solution

The fourth proportional to 137,336.31, 206,036.59 and 42,561.53 is: 63,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,336.31 : 206,036.59 = 42,561.53 : x
  2. Step 2: Convert to fraction form
    137,336.31/206,036.59 = 42,561.53/x
  3. Step 3: Cross multiply
    137,336.31x = 206,036.59 × 42,561.53
  4. Step 4: Simplify right side
    137,336.31x = 8,769,231,523.05
  5. Step 5: Solve for x
    x = 8,769,231,523.05/137,336.31
  6. Step 6: Final answer
    x = 63,852.24

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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.