Home / 181,737.10-272,605.65-143,829.10

Finding the Fourth Proportional to 181,737.10, 272,605.65 and 143,829.10

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Solution

The fourth proportional to 181,737.10, 272,605.65 and 143,829.10 is: 215,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,737.10 : 272,605.65 = 143,829.10 : x
  2. Step 2: Convert to fraction form
    181,737.10/272,605.65 = 143,829.10/x
  3. Step 3: Cross multiply
    181,737.10x = 272,605.65 × 143,829.10
  4. Step 4: Simplify right side
    181,737.10x = 39,208,625,294.42
  5. Step 5: Solve for x
    x = 39,208,625,294.42/181,737.10
  6. Step 6: Final answer
    x = 215,743.65

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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.