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Finding the Fourth Proportional to 88,952.50, 122,742.33 and 53,134.91

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Solution

The fourth proportional to 88,952.50, 122,742.33 and 53,134.91 is: 73,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,952.50 : 122,742.33 = 53,134.91 : x
  2. Step 2: Convert to fraction form
    88,952.50/122,742.33 = 53,134.91/x
  3. Step 3: Cross multiply
    88,952.50x = 122,742.33 × 53,134.91
  4. Step 4: Simplify right side
    88,952.50x = 6,521,902,044.03
  5. Step 5: Solve for x
    x = 6,521,902,044.03/88,952.50
  6. Step 6: Final answer
    x = 73,318.93

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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.