Home / 148,490.16-222,711.48-43,284.54

Finding the Fourth Proportional to 148,490.16, 222,711.48 and 43,284.54

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Solution

The fourth proportional to 148,490.16, 222,711.48 and 43,284.54 is: 64,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,490.16 : 222,711.48 = 43,284.54 : x
  2. Step 2: Convert to fraction form
    148,490.16/222,711.48 = 43,284.54/x
  3. Step 3: Cross multiply
    148,490.16x = 222,711.48 × 43,284.54
  4. Step 4: Simplify right side
    148,490.16x = 9,639,963,964.52
  5. Step 5: Solve for x
    x = 9,639,963,964.52/148,490.16
  6. Step 6: Final answer
    x = 64,919.88

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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.