Home / 148,459.20-222,642.72-59,665.92

Finding the Fourth Proportional to 148,459.20, 222,642.72 and 59,665.92

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Solution

The fourth proportional to 148,459.20, 222,642.72 and 59,665.92 is: 89,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,459.20 : 222,642.72 = 59,665.92 : x
  2. Step 2: Convert to fraction form
    148,459.20/222,642.72 = 59,665.92/x
  3. Step 3: Cross multiply
    148,459.20x = 222,642.72 × 59,665.92
  4. Step 4: Simplify right side
    148,459.20x = 13,284,182,720.10
  5. Step 5: Solve for x
    x = 13,284,182,720.10/148,459.20
  6. Step 6: Final answer
    x = 89,480.36

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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.