Home / 126,776.25-174,952.44-70,188.84

Finding the Fourth Proportional to 126,776.25, 174,952.44 and 70,188.84

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Solution

The fourth proportional to 126,776.25, 174,952.44 and 70,188.84 is: 96,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,776.25 : 174,952.44 = 70,188.84 : x
  2. Step 2: Convert to fraction form
    126,776.25/174,952.44 = 70,188.84/x
  3. Step 3: Cross multiply
    126,776.25x = 174,952.44 × 70,188.84
  4. Step 4: Simplify right side
    126,776.25x = 12,279,708,818.77
  5. Step 5: Solve for x
    x = 12,279,708,818.77/126,776.25
  6. Step 6: Final answer
    x = 96,861.27

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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.