Home / 99,346.50-149,020.11-94,363.38

Finding the Fourth Proportional to 99,346.50, 149,020.11 and 94,363.38

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Solution

The fourth proportional to 99,346.50, 149,020.11 and 94,363.38 is: 141,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,346.50 : 149,020.11 = 94,363.38 : x
  2. Step 2: Convert to fraction form
    99,346.50/149,020.11 = 94,363.38/x
  3. Step 3: Cross multiply
    99,346.50x = 149,020.11 × 94,363.38
  4. Step 4: Simplify right side
    99,346.50x = 14,062,041,267.57
  5. Step 5: Solve for x
    x = 14,062,041,267.57/99,346.50
  6. Step 6: Final answer
    x = 141,545.41

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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.