Home / 94,184.70-141,273.40-31,855.20

Finding the Fourth Proportional to 94,184.70, 141,273.40 and 31,855.20

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Solution

The fourth proportional to 94,184.70, 141,273.40 and 31,855.20 is: 47,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,184.70 : 141,273.40 = 31,855.20 : x
  2. Step 2: Convert to fraction form
    94,184.70/141,273.40 = 31,855.20/x
  3. Step 3: Cross multiply
    94,184.70x = 141,273.40 × 31,855.20
  4. Step 4: Simplify right side
    94,184.70x = 4,500,292,411.68
  5. Step 5: Solve for x
    x = 4,500,292,411.68/94,184.70
  6. Step 6: Final answer
    x = 47,781.57

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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.