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Finding the Fourth Proportional to 59,425.76, 89,158.48 and 19,446.60

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Solution

The fourth proportional to 59,425.76, 89,158.48 and 19,446.60 is: 29,176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,425.76 : 89,158.48 = 19,446.60 : x
  2. Step 2: Convert to fraction form
    59,425.76/89,158.48 = 19,446.60/x
  3. Step 3: Cross multiply
    59,425.76x = 89,158.48 × 19,446.60
  4. Step 4: Simplify right side
    59,425.76x = 1,733,829,297.17
  5. Step 5: Solve for x
    x = 1,733,829,297.17/59,425.76
  6. Step 6: Final answer
    x = 29,176.39

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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.