Home / 79,475.38-119,189.30-26,157.52

Finding the Fourth Proportional to 79,475.38, 119,189.30 and 26,157.52

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Solution

The fourth proportional to 79,475.38, 119,189.30 and 26,157.52 is: 39,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,475.38 : 119,189.30 = 26,157.52 : x
  2. Step 2: Convert to fraction form
    79,475.38/119,189.30 = 26,157.52/x
  3. Step 3: Cross multiply
    79,475.38x = 119,189.30 × 26,157.52
  4. Step 4: Simplify right side
    79,475.38x = 3,117,696,498.54
  5. Step 5: Solve for x
    x = 3,117,696,498.54/79,475.38
  6. Step 6: Final answer
    x = 39,228.46

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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.