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Finding the Fourth Proportional to 127,011.44, 175,275.60 and 73,296.44

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Solution

The fourth proportional to 127,011.44, 175,275.60 and 73,296.44 is: 101,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,011.44 : 175,275.60 = 73,296.44 : x
  2. Step 2: Convert to fraction form
    127,011.44/175,275.60 = 73,296.44/x
  3. Step 3: Cross multiply
    127,011.44x = 175,275.60 × 73,296.44
  4. Step 4: Simplify right side
    127,011.44x = 12,847,077,990.83
  5. Step 5: Solve for x
    x = 12,847,077,990.83/127,011.44
  6. Step 6: Final answer
    x = 101,148.98

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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.