Home / 76,672.06-115,012.70-24,081.55

Finding the Fourth Proportional to 76,672.06, 115,012.70 and 24,081.55

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Solution

The fourth proportional to 76,672.06, 115,012.70 and 24,081.55 is: 36,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,672.06 : 115,012.70 = 24,081.55 : x
  2. Step 2: Convert to fraction form
    76,672.06/115,012.70 = 24,081.55/x
  3. Step 3: Cross multiply
    76,672.06x = 115,012.70 × 24,081.55
  4. Step 4: Simplify right side
    76,672.06x = 2,769,684,085.69
  5. Step 5: Solve for x
    x = 2,769,684,085.69/76,672.06
  6. Step 6: Final answer
    x = 36,123.77

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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.