Home / 127,133.96-175,446.42-70,550.60

Finding the Fourth Proportional to 127,133.96, 175,446.42 and 70,550.60

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Solution

The fourth proportional to 127,133.96, 175,446.42 and 70,550.60 is: 97,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,133.96 : 175,446.42 = 70,550.60 : x
  2. Step 2: Convert to fraction form
    127,133.96/175,446.42 = 70,550.60/x
  3. Step 3: Cross multiply
    127,133.96x = 175,446.42 × 70,550.60
  4. Step 4: Simplify right side
    127,133.96x = 12,377,850,198.85
  5. Step 5: Solve for x
    x = 12,377,850,198.85/127,133.96
  6. Step 6: Final answer
    x = 97,360.69

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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.