Home / 94,945.74-142,472.07-65,387.22

Finding the Fourth Proportional to 94,945.74, 142,472.07 and 65,387.22

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Solution

The fourth proportional to 94,945.74, 142,472.07 and 65,387.22 is: 98,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,945.74 : 142,472.07 = 65,387.22 : x
  2. Step 2: Convert to fraction form
    94,945.74/142,472.07 = 65,387.22/x
  3. Step 3: Cross multiply
    94,945.74x = 142,472.07 × 65,387.22
  4. Step 4: Simplify right side
    94,945.74x = 9,315,852,584.95
  5. Step 5: Solve for x
    x = 9,315,852,584.95/94,945.74
  6. Step 6: Final answer
    x = 98,117.65

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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.