Home / 126,952.74-175,194.78-70,364.12

Finding the Fourth Proportional to 126,952.74, 175,194.78 and 70,364.12

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Solution

The fourth proportional to 126,952.74, 175,194.78 and 70,364.12 is: 97,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,952.74 : 175,194.78 = 70,364.12 : x
  2. Step 2: Convert to fraction form
    126,952.74/175,194.78 = 70,364.12/x
  3. Step 3: Cross multiply
    126,952.74x = 175,194.78 × 70,364.12
  4. Step 4: Simplify right side
    126,952.74x = 12,327,426,523.29
  5. Step 5: Solve for x
    x = 12,327,426,523.29/126,952.74
  6. Step 6: Final answer
    x = 97,102.48

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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.