Home / 181,484.89-250,442.55-99,812.43

Finding the Fourth Proportional to 181,484.89, 250,442.55 and 99,812.43

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Solution

The fourth proportional to 181,484.89, 250,442.55 and 99,812.43 is: 137,737.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,484.89 : 250,442.55 = 99,812.43 : x
  2. Step 2: Convert to fraction form
    181,484.89/250,442.55 = 99,812.43/x
  3. Step 3: Cross multiply
    181,484.89x = 250,442.55 × 99,812.43
  4. Step 4: Simplify right side
    181,484.89x = 24,997,279,490.90
  5. Step 5: Solve for x
    x = 24,997,279,490.90/181,484.89
  6. Step 6: Final answer
    x = 137,737.53

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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.