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Finding the Fourth Proportional to 58,089.98, 87,123.90 and 22,551.32

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Solution

The fourth proportional to 58,089.98, 87,123.90 and 22,551.32 is: 33,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,089.98 : 87,123.90 = 22,551.32 : x
  2. Step 2: Convert to fraction form
    58,089.98/87,123.90 = 22,551.32/x
  3. Step 3: Cross multiply
    58,089.98x = 87,123.90 × 22,551.32
  4. Step 4: Simplify right side
    58,089.98x = 1,964,758,948.55
  5. Step 5: Solve for x
    x = 1,964,758,948.55/58,089.98
  6. Step 6: Final answer
    x = 33,822.68

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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.