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Finding the Fourth Proportional to 127,959.53, 176,584.76 and 70,598.84

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Solution

The fourth proportional to 127,959.53, 176,584.76 and 70,598.84 is: 97,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,959.53 : 176,584.76 = 70,598.84 : x
  2. Step 2: Convert to fraction form
    127,959.53/176,584.76 = 70,598.84/x
  3. Step 3: Cross multiply
    127,959.53x = 176,584.76 × 70,598.84
  4. Step 4: Simplify right side
    127,959.53x = 12,466,679,306.15
  5. Step 5: Solve for x
    x = 12,466,679,306.15/127,959.53
  6. Step 6: Final answer
    x = 97,426.74

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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.