Home / 77,010.34-115,529.91-24,405.70

Finding the Fourth Proportional to 77,010.34, 115,529.91 and 24,405.70

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Solution

The fourth proportional to 77,010.34, 115,529.91 and 24,405.70 is: 36,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,010.34 : 115,529.91 = 24,405.70 : x
  2. Step 2: Convert to fraction form
    77,010.34/115,529.91 = 24,405.70/x
  3. Step 3: Cross multiply
    77,010.34x = 115,529.91 × 24,405.70
  4. Step 4: Simplify right side
    77,010.34x = 2,819,588,324.49
  5. Step 5: Solve for x
    x = 2,819,588,324.49/77,010.34
  6. Step 6: Final answer
    x = 36,613.11

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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.