Home / 126,004.10-173,895.09-69,415.70

Finding the Fourth Proportional to 126,004.10, 173,895.09 and 69,415.70

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Solution

The fourth proportional to 126,004.10, 173,895.09 and 69,415.70 is: 95,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,004.10 : 173,895.09 = 69,415.70 : x
  2. Step 2: Convert to fraction form
    126,004.10/173,895.09 = 69,415.70/x
  3. Step 3: Cross multiply
    126,004.10x = 173,895.09 × 69,415.70
  4. Step 4: Simplify right side
    126,004.10x = 12,071,049,398.91
  5. Step 5: Solve for x
    x = 12,071,049,398.91/126,004.10
  6. Step 6: Final answer
    x = 95,798.86

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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.