Home / 112,440.30-168,552.45-65,006.70

Finding the Fourth Proportional to 112,440.30, 168,552.45 and 65,006.70

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Solution

The fourth proportional to 112,440.30, 168,552.45 and 65,006.70 is: 97,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,440.30 : 168,552.45 = 65,006.70 : x
  2. Step 2: Convert to fraction form
    112,440.30/168,552.45 = 65,006.70/x
  3. Step 3: Cross multiply
    112,440.30x = 168,552.45 × 65,006.70
  4. Step 4: Simplify right side
    112,440.30x = 10,957,038,551.42
  5. Step 5: Solve for x
    x = 10,957,038,551.42/112,440.30
  6. Step 6: Final answer
    x = 97,447.61

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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.