Home / 77,095.98-115,435.17-40,082.22

Finding the Fourth Proportional to 77,095.98, 115,435.17 and 40,082.22

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Solution

The fourth proportional to 77,095.98, 115,435.17 and 40,082.22 is: 60,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,095.98 : 115,435.17 = 40,082.22 : x
  2. Step 2: Convert to fraction form
    77,095.98/115,435.17 = 40,082.22/x
  3. Step 3: Cross multiply
    77,095.98x = 115,435.17 × 40,082.22
  4. Step 4: Simplify right side
    77,095.98x = 4,626,897,879.68
  5. Step 5: Solve for x
    x = 4,626,897,879.68/77,095.98
  6. Step 6: Final answer
    x = 60,014.77

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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.