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Finding the Fourth Proportional to 88,957.00, 122,748.54 and 53,139.41

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Solution

The fourth proportional to 88,957.00, 122,748.54 and 53,139.41 is: 73,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,957.00 : 122,748.54 = 53,139.41 : x
  2. Step 2: Convert to fraction form
    88,957.00/122,748.54 = 53,139.41/x
  3. Step 3: Cross multiply
    88,957.00x = 122,748.54 × 53,139.41
  4. Step 4: Simplify right side
    88,957.00x = 6,522,784,728.26
  5. Step 5: Solve for x
    x = 6,522,784,728.26/88,957.00
  6. Step 6: Final answer
    x = 73,325.14

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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.