Home / 127,013.76-175,277.52-73,297.62

Finding the Fourth Proportional to 127,013.76, 175,277.52 and 73,297.62

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Solution

The fourth proportional to 127,013.76, 175,277.52 and 73,297.62 is: 101,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,013.76 : 175,277.52 = 73,297.62 : x
  2. Step 2: Convert to fraction form
    127,013.76/175,277.52 = 73,297.62/x
  3. Step 3: Cross multiply
    127,013.76x = 175,277.52 × 73,297.62
  4. Step 4: Simplify right side
    127,013.76x = 12,847,425,055.50
  5. Step 5: Solve for x
    x = 12,847,425,055.50/127,013.76
  6. Step 6: Final answer
    x = 101,149.87

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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.