Home / 95,153.87-142,733.12-31,974.91

Finding the Fourth Proportional to 95,153.87, 142,733.12 and 31,974.91

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Solution

The fourth proportional to 95,153.87, 142,733.12 and 31,974.91 is: 47,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,153.87 : 142,733.12 = 31,974.91 : x
  2. Step 2: Convert to fraction form
    95,153.87/142,733.12 = 31,974.91/x
  3. Step 3: Cross multiply
    95,153.87x = 142,733.12 × 31,974.91
  4. Step 4: Simplify right side
    95,153.87x = 4,563,878,666.02
  5. Step 5: Solve for x
    x = 4,563,878,666.02/95,153.87
  6. Step 6: Final answer
    x = 47,963.14

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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.