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Finding the Fourth Proportional to 110,959.32, 166,438.98 and 94,279.80

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Solution

The fourth proportional to 110,959.32, 166,438.98 and 94,279.80 is: 141,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,959.32 : 166,438.98 = 94,279.80 : x
  2. Step 2: Convert to fraction form
    110,959.32/166,438.98 = 94,279.80/x
  3. Step 3: Cross multiply
    110,959.32x = 166,438.98 × 94,279.80
  4. Step 4: Simplify right side
    110,959.32x = 15,691,833,746.60
  5. Step 5: Solve for x
    x = 15,691,833,746.60/110,959.32
  6. Step 6: Final answer
    x = 141,419.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.