Home / 94,692.85-142,044.17-89,904.36

Finding the Fourth Proportional to 94,692.85, 142,044.17 and 89,904.36

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Solution

The fourth proportional to 94,692.85, 142,044.17 and 89,904.36 is: 134,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,692.85 : 142,044.17 = 89,904.36 : x
  2. Step 2: Convert to fraction form
    94,692.85/142,044.17 = 89,904.36/x
  3. Step 3: Cross multiply
    94,692.85x = 142,044.17 × 89,904.36
  4. Step 4: Simplify right side
    94,692.85x = 12,770,390,278.73
  5. Step 5: Solve for x
    x = 12,770,390,278.73/94,692.85
  6. Step 6: Final answer
    x = 134,861.19

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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.