Home / 91,254.58-136,909.20-35,099.70

Finding the Fourth Proportional to 91,254.58, 136,909.20 and 35,099.70

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Solution

The fourth proportional to 91,254.58, 136,909.20 and 35,099.70 is: 52,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254.58 : 136,909.20 = 35,099.70 : x
  2. Step 2: Convert to fraction form
    91,254.58/136,909.20 = 35,099.70/x
  3. Step 3: Cross multiply
    91,254.58x = 136,909.20 × 35,099.70
  4. Step 4: Simplify right side
    91,254.58x = 4,805,471,847.24
  5. Step 5: Solve for x
    x = 4,805,471,847.24/91,254.58
  6. Step 6: Final answer
    x = 52,660.06

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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.