Home / 125,414.10-173,138.61-96,670.83

Finding the Fourth Proportional to 125,414.10, 173,138.61 and 96,670.83

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Solution

The fourth proportional to 125,414.10, 173,138.61 and 96,670.83 is: 133,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,414.10 : 173,138.61 = 96,670.83 : x
  2. Step 2: Convert to fraction form
    125,414.10/173,138.61 = 96,670.83/x
  3. Step 3: Cross multiply
    125,414.10x = 173,138.61 × 96,670.83
  4. Step 4: Simplify right side
    125,414.10x = 16,737,453,133.75
  5. Step 5: Solve for x
    x = 16,737,453,133.75/125,414.10
  6. Step 6: Final answer
    x = 133,457.51

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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.