Home / 126,854.32-175,064.73-70,265.69

Finding the Fourth Proportional to 126,854.32, 175,064.73 and 70,265.69

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Solution

The fourth proportional to 126,854.32, 175,064.73 and 70,265.69 is: 96,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,854.32 : 175,064.73 = 70,265.69 : x
  2. Step 2: Convert to fraction form
    126,854.32/175,064.73 = 70,265.69/x
  3. Step 3: Cross multiply
    126,854.32x = 175,064.73 × 70,265.69
  4. Step 4: Simplify right side
    126,854.32x = 12,301,044,048.11
  5. Step 5: Solve for x
    x = 12,301,044,048.11/126,854.32
  6. Step 6: Final answer
    x = 96,969.85

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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.