Home / 254,887.38-382,306.32-77,395.95

Finding the Fourth Proportional to 254,887.38, 382,306.32 and 77,395.95

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Solution

The fourth proportional to 254,887.38, 382,306.32 and 77,395.95 is: 116,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,887.38 : 382,306.32 = 77,395.95 : x
  2. Step 2: Convert to fraction form
    254,887.38/382,306.32 = 77,395.95/x
  3. Step 3: Cross multiply
    254,887.38x = 382,306.32 × 77,395.95
  4. Step 4: Simplify right side
    254,887.38x = 29,588,960,827.40
  5. Step 5: Solve for x
    x = 29,588,960,827.40/254,887.38
  6. Step 6: Final answer
    x = 116,086.41

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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.