Home / 137,505.13-206,257.85-37,666.18

Finding the Fourth Proportional to 137,505.13, 206,257.85 and 37,666.18

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Solution

The fourth proportional to 137,505.13, 206,257.85 and 37,666.18 is: 56,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,505.13 : 206,257.85 = 37,666.18 : x
  2. Step 2: Convert to fraction form
    137,505.13/206,257.85 = 37,666.18/x
  3. Step 3: Cross multiply
    137,505.13x = 206,257.85 × 37,666.18
  4. Step 4: Simplify right side
    137,505.13x = 7,768,945,093.77
  5. Step 5: Solve for x
    x = 7,768,945,093.77/137,505.13
  6. Step 6: Final answer
    x = 56,499.31

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1.5x scale

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.