Home / 134,472.24-201,436.56-67,819.68

Finding the Fourth Proportional to 134,472.24, 201,436.56 and 67,819.68

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Solution

The fourth proportional to 134,472.24, 201,436.56 and 67,819.68 is: 101,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,472.24 : 201,436.56 = 67,819.68 : x
  2. Step 2: Convert to fraction form
    134,472.24/201,436.56 = 67,819.68/x
  3. Step 3: Cross multiply
    134,472.24x = 201,436.56 × 67,819.68
  4. Step 4: Simplify right side
    134,472.24x = 13,661,363,039.50
  5. Step 5: Solve for x
    x = 13,661,363,039.50/134,472.24
  6. Step 6: Final answer
    x = 101,592.44

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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.