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Finding the Fourth Proportional to 148,216, 222,385.62 and 59,532.40

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Solution

The fourth proportional to 148,216, 222,385.62 and 59,532.40 is: 89,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,216 : 222,385.62 = 59,532.40 : x
  2. Step 2: Convert to fraction form
    148,216/222,385.62 = 59,532.40/x
  3. Step 3: Cross multiply
    148,216x = 222,385.62 × 59,532.40
  4. Step 4: Simplify right side
    148,216x = 13,239,149,684.09
  5. Step 5: Solve for x
    x = 13,239,149,684.09/148,216
  6. Step 6: Final answer
    x = 89,323.35

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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.