Home / 131,446.90-197,127.15-48,330.10

Finding the Fourth Proportional to 131,446.90, 197,127.15 and 48,330.10

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Solution

The fourth proportional to 131,446.90, 197,127.15 and 48,330.10 is: 72,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446.90 : 197,127.15 = 48,330.10 : x
  2. Step 2: Convert to fraction form
    131,446.90/197,127.15 = 48,330.10/x
  3. Step 3: Cross multiply
    131,446.90x = 197,127.15 × 48,330.10
  4. Step 4: Simplify right side
    131,446.90x = 9,527,174,872.22
  5. Step 5: Solve for x
    x = 9,527,174,872.22/131,446.90
  6. Step 6: Final answer
    x = 72,479.27

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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.