Home / 126,065.55-173,970.45-69,476.91

Finding the Fourth Proportional to 126,065.55, 173,970.45 and 69,476.91

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Solution

The fourth proportional to 126,065.55, 173,970.45 and 69,476.91 is: 95,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,065.55 : 173,970.45 = 69,476.91 : x
  2. Step 2: Convert to fraction form
    126,065.55/173,970.45 = 69,476.91/x
  3. Step 3: Cross multiply
    126,065.55x = 173,970.45 × 69,476.91
  4. Step 4: Simplify right side
    126,065.55x = 12,086,929,297.31
  5. Step 5: Solve for x
    x = 12,086,929,297.31/126,065.55
  6. Step 6: Final answer
    x = 95,878.13

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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.