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Finding the Fourth Proportional to 59,508.48, 89,049.44 and 51,530.72

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Solution

The fourth proportional to 59,508.48, 89,049.44 and 51,530.72 is: 77,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,508.48 : 89,049.44 = 51,530.72 : x
  2. Step 2: Convert to fraction form
    59,508.48/89,049.44 = 51,530.72/x
  3. Step 3: Cross multiply
    59,508.48x = 89,049.44 × 51,530.72
  4. Step 4: Simplify right side
    59,508.48x = 4,588,781,758.80
  5. Step 5: Solve for x
    x = 4,588,781,758.80/59,508.48
  6. Step 6: Final answer
    x = 77,111.39

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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.