Home / 79,407.30-119,085.66-26,086.90

Finding the Fourth Proportional to 79,407.30, 119,085.66 and 26,086.90

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Solution

The fourth proportional to 79,407.30, 119,085.66 and 26,086.90 is: 39,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,407.30 : 119,085.66 = 26,086.90 : x
  2. Step 2: Convert to fraction form
    79,407.30/119,085.66 = 26,086.90/x
  3. Step 3: Cross multiply
    79,407.30x = 119,085.66 × 26,086.90
  4. Step 4: Simplify right side
    79,407.30x = 3,106,575,703.85
  5. Step 5: Solve for x
    x = 3,106,575,703.85/79,407.30
  6. Step 6: Final answer
    x = 39,122.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.