Home / 126,609.66-174,718.35-70,019.82

Finding the Fourth Proportional to 126,609.66, 174,718.35 and 70,019.82

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Solution

The fourth proportional to 126,609.66, 174,718.35 and 70,019.82 is: 96,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,609.66 : 174,718.35 = 70,019.82 : x
  2. Step 2: Convert to fraction form
    126,609.66/174,718.35 = 70,019.82/x
  3. Step 3: Cross multiply
    126,609.66x = 174,718.35 × 70,019.82
  4. Step 4: Simplify right side
    126,609.66x = 12,233,747,417.70
  5. Step 5: Solve for x
    x = 12,233,747,417.70/126,609.66
  6. Step 6: Final answer
    x = 96,625.70

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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.