Home / 94,250.25-141,400.89-31,920.75

Finding the Fourth Proportional to 94,250.25, 141,400.89 and 31,920.75

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Solution

The fourth proportional to 94,250.25, 141,400.89 and 31,920.75 is: 47,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,250.25 : 141,400.89 = 31,920.75 : x
  2. Step 2: Convert to fraction form
    94,250.25/141,400.89 = 31,920.75/x
  3. Step 3: Cross multiply
    94,250.25x = 141,400.89 × 31,920.75
  4. Step 4: Simplify right side
    94,250.25x = 4,513,622,459.47
  5. Step 5: Solve for x
    x = 4,513,622,459.47/94,250.25
  6. Step 6: Final answer
    x = 47,889.77

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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.