Home / 95,531.50-131,852.94-65,400.10

Finding the Fourth Proportional to 95,531.50, 131,852.94 and 65,400.10

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Solution

The fourth proportional to 95,531.50, 131,852.94 and 65,400.10 is: 90,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,531.50 : 131,852.94 = 65,400.10 : x
  2. Step 2: Convert to fraction form
    95,531.50/131,852.94 = 65,400.10/x
  3. Step 3: Cross multiply
    95,531.50x = 131,852.94 × 65,400.10
  4. Step 4: Simplify right side
    95,531.50x = 8,623,195,461.29
  5. Step 5: Solve for x
    x = 8,623,195,461.29/95,531.50
  6. Step 6: Final answer
    x = 90,265.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.