Home / 89,291.79-133,938.45-22,731.93

Finding the Fourth Proportional to 89,291.79, 133,938.45 and 22,731.93

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Solution

The fourth proportional to 89,291.79, 133,938.45 and 22,731.93 is: 34,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,291.79 : 133,938.45 = 22,731.93 : x
  2. Step 2: Convert to fraction form
    89,291.79/133,938.45 = 22,731.93/x
  3. Step 3: Cross multiply
    89,291.79x = 133,938.45 × 22,731.93
  4. Step 4: Simplify right side
    89,291.79x = 3,044,679,469.71
  5. Step 5: Solve for x
    x = 3,044,679,469.71/89,291.79
  6. Step 6: Final answer
    x = 34,098.09

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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.