Home / 94,102.20-129,853.32-51,659.28

Finding the Fourth Proportional to 94,102.20, 129,853.32 and 51,659.28

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Solution

The fourth proportional to 94,102.20, 129,853.32 and 51,659.28 is: 71,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,102.20 : 129,853.32 = 51,659.28 : x
  2. Step 2: Convert to fraction form
    94,102.20/129,853.32 = 51,659.28/x
  3. Step 3: Cross multiply
    94,102.20x = 129,853.32 × 51,659.28
  4. Step 4: Simplify right side
    94,102.20x = 6,708,129,016.81
  5. Step 5: Solve for x
    x = 6,708,129,016.81/94,102.20
  6. Step 6: Final answer
    x = 71,285.57

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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.