Home / 261,134.13-360,337.97-153,697.76

Finding the Fourth Proportional to 261,134.13, 360,337.97 and 153,697.76

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Solution

The fourth proportional to 261,134.13, 360,337.97 and 153,697.76 is: 212,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,134.13 : 360,337.97 = 153,697.76 : x
  2. Step 2: Convert to fraction form
    261,134.13/360,337.97 = 153,697.76/x
  3. Step 3: Cross multiply
    261,134.13x = 360,337.97 × 153,697.76
  4. Step 4: Simplify right side
    261,134.13x = 55,383,137,414.50
  5. Step 5: Solve for x
    x = 55,383,137,414.50/261,134.13
  6. Step 6: Final answer
    x = 212,086.94

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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.