Home / 127,044.64-175,320.24-70,455.52

Finding the Fourth Proportional to 127,044.64, 175,320.24 and 70,455.52

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Solution

The fourth proportional to 127,044.64, 175,320.24 and 70,455.52 is: 97,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,044.64 : 175,320.24 = 70,455.52 : x
  2. Step 2: Convert to fraction form
    127,044.64/175,320.24 = 70,455.52/x
  3. Step 3: Cross multiply
    127,044.64x = 175,320.24 × 70,455.52
  4. Step 4: Simplify right side
    127,044.64x = 12,352,278,675.72
  5. Step 5: Solve for x
    x = 12,352,278,675.72/127,044.64
  6. Step 6: Final answer
    x = 97,227.86

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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.