Home / 126,402.32-174,435.32-69,813.70

Finding the Fourth Proportional to 126,402.32, 174,435.32 and 69,813.70

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Solution

The fourth proportional to 126,402.32, 174,435.32 and 69,813.70 is: 96,342.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,402.32 : 174,435.32 = 69,813.70 : x
  2. Step 2: Convert to fraction form
    126,402.32/174,435.32 = 69,813.70/x
  3. Step 3: Cross multiply
    126,402.32x = 174,435.32 × 69,813.70
  4. Step 4: Simplify right side
    126,402.32x = 12,177,974,838.33
  5. Step 5: Solve for x
    x = 12,177,974,838.33/126,402.32
  6. Step 6: Final answer
    x = 96,342.97

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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.