Home / 88,253.49-121,791.06-47,967.24

Finding the Fourth Proportional to 88,253.49, 121,791.06 and 47,967.24

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Solution

The fourth proportional to 88,253.49, 121,791.06 and 47,967.24 is: 66,195.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,253.49 : 121,791.06 = 47,967.24 : x
  2. Step 2: Convert to fraction form
    88,253.49/121,791.06 = 47,967.24/x
  3. Step 3: Cross multiply
    88,253.49x = 121,791.06 × 47,967.24
  4. Step 4: Simplify right side
    88,253.49x = 5,841,981,281.71
  5. Step 5: Solve for x
    x = 5,841,981,281.71/88,253.49
  6. Step 6: Final answer
    x = 66,195.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.