Home / 85,282.22-117,684.14-47,042.22

Finding the Fourth Proportional to 85,282.22, 117,684.14 and 47,042.22

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Solution

The fourth proportional to 85,282.22, 117,684.14 and 47,042.22 is: 64,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,282.22 : 117,684.14 = 47,042.22 : x
  2. Step 2: Convert to fraction form
    85,282.22/117,684.14 = 47,042.22/x
  3. Step 3: Cross multiply
    85,282.22x = 117,684.14 × 47,042.22
  4. Step 4: Simplify right side
    85,282.22x = 5,536,123,013.13
  5. Step 5: Solve for x
    x = 5,536,123,013.13/85,282.22
  6. Step 6: Final answer
    x = 64,915.33

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1.5x scale

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.