Home / 224,917.52-310,386.48-129,422.30

Finding the Fourth Proportional to 224,917.52, 310,386.48 and 129,422.30

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Solution

The fourth proportional to 224,917.52, 310,386.48 and 129,422.30 is: 178,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,917.52 : 310,386.48 = 129,422.30 : x
  2. Step 2: Convert to fraction form
    224,917.52/310,386.48 = 129,422.30/x
  3. Step 3: Cross multiply
    224,917.52x = 310,386.48 × 129,422.30
  4. Step 4: Simplify right side
    224,917.52x = 40,170,932,130.50
  5. Step 5: Solve for x
    x = 40,170,932,130.50/224,917.52
  6. Step 6: Final answer
    x = 178,602.95

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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.