Home / 125,754.28-173,612.67-83,370.22

Finding the Fourth Proportional to 125,754.28, 173,612.67 and 83,370.22

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Solution

The fourth proportional to 125,754.28, 173,612.67 and 83,370.22 is: 115,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,754.28 : 173,612.67 = 83,370.22 : x
  2. Step 2: Convert to fraction form
    125,754.28/173,612.67 = 83,370.22/x
  3. Step 3: Cross multiply
    125,754.28x = 173,612.67 × 83,370.22
  4. Step 4: Simplify right side
    125,754.28x = 14,474,126,492.69
  5. Step 5: Solve for x
    x = 14,474,126,492.69/125,754.28
  6. Step 6: Final answer
    x = 115,098.48

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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.