Home / 146,337.04-201,945.12-79,269.04

Finding the Fourth Proportional to 146,337.04, 201,945.12 and 79,269.04

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Solution

The fourth proportional to 146,337.04, 201,945.12 and 79,269.04 is: 109,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,337.04 : 201,945.12 = 79,269.04 : x
  2. Step 2: Convert to fraction form
    146,337.04/201,945.12 = 79,269.04/x
  3. Step 3: Cross multiply
    146,337.04x = 201,945.12 × 79,269.04
  4. Step 4: Simplify right side
    146,337.04x = 16,007,995,795.08
  5. Step 5: Solve for x
    x = 16,007,995,795.08/146,337.04
  6. Step 6: Final answer
    x = 109,391.28

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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.