Home / 129,794.19-179,082.14-76,050.33

Finding the Fourth Proportional to 129,794.19, 179,082.14 and 76,050.33

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Solution

The fourth proportional to 129,794.19, 179,082.14 and 76,050.33 is: 104,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,794.19 : 179,082.14 = 76,050.33 : x
  2. Step 2: Convert to fraction form
    129,794.19/179,082.14 = 76,050.33/x
  3. Step 3: Cross multiply
    129,794.19x = 179,082.14 × 76,050.33
  4. Step 4: Simplify right side
    129,794.19x = 13,619,255,463.85
  5. Step 5: Solve for x
    x = 13,619,255,463.85/129,794.19
  6. Step 6: Final answer
    x = 104,929.62

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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.