Home / 126,935.75-175,171.34-70,350.77

Finding the Fourth Proportional to 126,935.75, 175,171.34 and 70,350.77

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Solution

The fourth proportional to 126,935.75, 175,171.34 and 70,350.77 is: 97,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,935.75 : 175,171.34 = 70,350.77 : x
  2. Step 2: Convert to fraction form
    126,935.75/175,171.34 = 70,350.77/x
  3. Step 3: Cross multiply
    126,935.75x = 175,171.34 × 70,350.77
  4. Step 4: Simplify right side
    126,935.75x = 12,323,438,650.93
  5. Step 5: Solve for x
    x = 12,323,438,650.93/126,935.75
  6. Step 6: Final answer
    x = 97,084.07

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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.