Home / 266,341.80-367,549.20-145,483.04

Finding the Fourth Proportional to 266,341.80, 367,549.20 and 145,483.04

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Solution

The fourth proportional to 266,341.80, 367,549.20 and 145,483.04 is: 200,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,341.80 : 367,549.20 = 145,483.04 : x
  2. Step 2: Convert to fraction form
    266,341.80/367,549.20 = 145,483.04/x
  3. Step 3: Cross multiply
    266,341.80x = 367,549.20 × 145,483.04
  4. Step 4: Simplify right side
    266,341.80x = 53,472,174,965.57
  5. Step 5: Solve for x
    x = 53,472,174,965.57/266,341.80
  6. Step 6: Final answer
    x = 200,765.24

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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.