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Finding the Fourth Proportional to 637,851.77, 956,753.73 and 158,081.15

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Solution

The fourth proportional to 637,851.77, 956,753.73 and 158,081.15 is: 237,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,851.77 : 956,753.73 = 158,081.15 : x
  2. Step 2: Convert to fraction form
    637,851.77/956,753.73 = 158,081.15/x
  3. Step 3: Cross multiply
    637,851.77x = 956,753.73 × 158,081.15
  4. Step 4: Simplify right side
    637,851.77x = 151,244,732,741.68
  5. Step 5: Solve for x
    x = 151,244,732,741.68/637,851.77
  6. Step 6: Final answer
    x = 237,115.80

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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.