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Finding the Fourth Proportional to 181,598.86, 250,538.72 and 113,590

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Solution

The fourth proportional to 181,598.86, 250,538.72 and 113,590 is: 156,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,598.86 : 250,538.72 = 113,590 : x
  2. Step 2: Convert to fraction form
    181,598.86/250,538.72 = 113,590/x
  3. Step 3: Cross multiply
    181,598.86x = 250,538.72 × 113,590
  4. Step 4: Simplify right side
    181,598.86x = 28,458,693,204.80
  5. Step 5: Solve for x
    x = 28,458,693,204.80/181,598.86
  6. Step 6: Final answer
    x = 156,711.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.