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Finding the Fourth Proportional to 225,001.45, 337,502.47 and 91,881.69

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Solution

The fourth proportional to 225,001.45, 337,502.47 and 91,881.69 is: 137,822.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,001.45 : 337,502.47 = 91,881.69 : x
  2. Step 2: Convert to fraction form
    225,001.45/337,502.47 = 91,881.69/x
  3. Step 3: Cross multiply
    225,001.45x = 337,502.47 × 91,881.69
  4. Step 4: Simplify right side
    225,001.45x = 31,010,298,156.58
  5. Step 5: Solve for x
    x = 31,010,298,156.58/225,001.45
  6. Step 6: Final answer
    x = 137,822.66

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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.