Home / 94,114.45-129,878.16-51,675.71

Finding the Fourth Proportional to 94,114.45, 129,878.16 and 51,675.71

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Solution

The fourth proportional to 94,114.45, 129,878.16 and 51,675.71 is: 71,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,114.45 : 129,878.16 = 51,675.71 : x
  2. Step 2: Convert to fraction form
    94,114.45/129,878.16 = 51,675.71/x
  3. Step 3: Cross multiply
    94,114.45x = 129,878.16 × 51,675.71
  4. Step 4: Simplify right side
    94,114.45x = 6,711,546,456.19
  5. Step 5: Solve for x
    x = 6,711,546,456.19/94,114.45
  6. Step 6: Final answer
    x = 71,312.61

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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.