Home / 156,088.92-234,198.16-99,992.28

Finding the Fourth Proportional to 156,088.92, 234,198.16 and 99,992.28

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Solution

The fourth proportional to 156,088.92, 234,198.16 and 99,992.28 is: 150,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,088.92 : 234,198.16 = 99,992.28 : x
  2. Step 2: Convert to fraction form
    156,088.92/234,198.16 = 99,992.28/x
  3. Step 3: Cross multiply
    156,088.92x = 234,198.16 × 99,992.28
  4. Step 4: Simplify right side
    156,088.92x = 23,418,007,990.20
  5. Step 5: Solve for x
    x = 23,418,007,990.20/156,088.92
  6. Step 6: Final answer
    x = 150,029.92

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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.