Home / 99,328.55-148,945.92-36,104.19

Finding the Fourth Proportional to 99,328.55, 148,945.92 and 36,104.19

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Solution

The fourth proportional to 99,328.55, 148,945.92 and 36,104.19 is: 54,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,328.55 : 148,945.92 = 36,104.19 : x
  2. Step 2: Convert to fraction form
    99,328.55/148,945.92 = 36,104.19/x
  3. Step 3: Cross multiply
    99,328.55x = 148,945.92 × 36,104.19
  4. Step 4: Simplify right side
    99,328.55x = 5,377,571,795.40
  5. Step 5: Solve for x
    x = 5,377,571,795.40/99,328.55
  6. Step 6: Final answer
    x = 54,139.24

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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.