Home / 121,373.32-182,069.70-92,951.24

Finding the Fourth Proportional to 121,373.32, 182,069.70 and 92,951.24

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Solution

The fourth proportional to 121,373.32, 182,069.70 and 92,951.24 is: 139,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,373.32 : 182,069.70 = 92,951.24 : x
  2. Step 2: Convert to fraction form
    121,373.32/182,069.70 = 92,951.24/x
  3. Step 3: Cross multiply
    121,373.32x = 182,069.70 × 92,951.24
  4. Step 4: Simplify right side
    121,373.32x = 16,923,604,381.43
  5. Step 5: Solve for x
    x = 16,923,604,381.43/121,373.32
  6. Step 6: Final answer
    x = 139,434.30

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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.