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Finding the Fourth Proportional to 150,113.76, 225,248.49 and 65,933.16

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Solution

The fourth proportional to 150,113.76, 225,248.49 and 65,933.16 is: 98,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,113.76 : 225,248.49 = 65,933.16 : x
  2. Step 2: Convert to fraction form
    150,113.76/225,248.49 = 65,933.16/x
  3. Step 3: Cross multiply
    150,113.76x = 225,248.49 × 65,933.16
  4. Step 4: Simplify right side
    150,113.76x = 14,851,344,730.93
  5. Step 5: Solve for x
    x = 14,851,344,730.93/150,113.76
  6. Step 6: Final answer
    x = 98,933.93

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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.