Home / 266,291.22-367,480.02-145,432.54

Finding the Fourth Proportional to 266,291.22, 367,480.02 and 145,432.54

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Solution

The fourth proportional to 266,291.22, 367,480.02 and 145,432.54 is: 200,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,291.22 : 367,480.02 = 145,432.54 : x
  2. Step 2: Convert to fraction form
    266,291.22/367,480.02 = 145,432.54/x
  3. Step 3: Cross multiply
    266,291.22x = 367,480.02 × 145,432.54
  4. Step 4: Simplify right side
    266,291.22x = 53,443,551,980.69
  5. Step 5: Solve for x
    x = 53,443,551,980.69/266,291.22
  6. Step 6: Final answer
    x = 200,695.88

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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.