Home / 92,015.29-126,902.38-63,380.63

Finding the Fourth Proportional to 92,015.29, 126,902.38 and 63,380.63

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Solution

The fourth proportional to 92,015.29, 126,902.38 and 63,380.63 is: 87,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015.29 : 126,902.38 = 63,380.63 : x
  2. Step 2: Convert to fraction form
    92,015.29/126,902.38 = 63,380.63/x
  3. Step 3: Cross multiply
    92,015.29x = 126,902.38 × 63,380.63
  4. Step 4: Simplify right side
    92,015.29x = 8,043,152,624.10
  5. Step 5: Solve for x
    x = 8,043,152,624.10/92,015.29
  6. Step 6: Final answer
    x = 87,411.04

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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.