Home / 148,129.92-222,227.52-42,953.28

Finding the Fourth Proportional to 148,129.92, 222,227.52 and 42,953.28

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Solution

The fourth proportional to 148,129.92, 222,227.52 and 42,953.28 is: 64,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,129.92 : 222,227.52 = 42,953.28 : x
  2. Step 2: Convert to fraction form
    148,129.92/222,227.52 = 42,953.28/x
  3. Step 3: Cross multiply
    148,129.92x = 222,227.52 × 42,953.28
  4. Step 4: Simplify right side
    148,129.92x = 9,545,400,890.27
  5. Step 5: Solve for x
    x = 9,545,400,890.27/148,129.92
  6. Step 6: Final answer
    x = 64,439.38

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1.5x scale

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.