Home / 95,167.71-131,272.02-61,220.45

Finding the Fourth Proportional to 95,167.71, 131,272.02 and 61,220.45

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Solution

The fourth proportional to 95,167.71, 131,272.02 and 61,220.45 is: 84,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,167.71 : 131,272.02 = 61,220.45 : x
  2. Step 2: Convert to fraction form
    95,167.71/131,272.02 = 61,220.45/x
  3. Step 3: Cross multiply
    95,167.71x = 131,272.02 × 61,220.45
  4. Step 4: Simplify right side
    95,167.71x = 8,036,531,480.45
  5. Step 5: Solve for x
    x = 8,036,531,480.45/95,167.71
  6. Step 6: Final answer
    x = 84,445.99

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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.