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Finding the Fourth Proportional to 59,197.13, 89,195.31 and 48,897.87

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Solution

The fourth proportional to 59,197.13, 89,195.31 and 48,897.87 is: 73,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,197.13 : 89,195.31 = 48,897.87 : x
  2. Step 2: Convert to fraction form
    59,197.13/89,195.31 = 48,897.87/x
  3. Step 3: Cross multiply
    59,197.13x = 89,195.31 × 48,897.87
  4. Step 4: Simplify right side
    59,197.13x = 4,361,460,672.99
  5. Step 5: Solve for x
    x = 4,361,460,672.99/59,197.13
  6. Step 6: Final answer
    x = 73,676.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.