Home / 125,806.46-173,667.39-89,934.26

Finding the Fourth Proportional to 125,806.46, 173,667.39 and 89,934.26

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Solution

The fourth proportional to 125,806.46, 173,667.39 and 89,934.26 is: 124,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,806.46 : 173,667.39 = 89,934.26 : x
  2. Step 2: Convert to fraction form
    125,806.46/173,667.39 = 89,934.26/x
  3. Step 3: Cross multiply
    125,806.46x = 173,667.39 × 89,934.26
  4. Step 4: Simplify right side
    125,806.46x = 15,618,648,205.78
  5. Step 5: Solve for x
    x = 15,618,648,205.78/125,806.46
  6. Step 6: Final answer
    x = 124,148.22

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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.