Home / 127,180.28-175,510.98-69,824.95

Finding the Fourth Proportional to 127,180.28, 175,510.98 and 69,824.95

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Solution

The fourth proportional to 127,180.28, 175,510.98 and 69,824.95 is: 96,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,180.28 : 175,510.98 = 69,824.95 : x
  2. Step 2: Convert to fraction form
    127,180.28/175,510.98 = 69,824.95/x
  3. Step 3: Cross multiply
    127,180.28x = 175,510.98 × 69,824.95
  4. Step 4: Simplify right side
    127,180.28x = 12,255,044,964.17
  5. Step 5: Solve for x
    x = 12,255,044,964.17/127,180.28
  6. Step 6: Final answer
    x = 96,359.63

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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.