Home / 77,312.16-115,982.82-24,707.52

Finding the Fourth Proportional to 77,312.16, 115,982.82 and 24,707.52

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Solution

The fourth proportional to 77,312.16, 115,982.82 and 24,707.52 is: 37,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,312.16 : 115,982.82 = 24,707.52 : x
  2. Step 2: Convert to fraction form
    77,312.16/115,982.82 = 24,707.52/x
  3. Step 3: Cross multiply
    77,312.16x = 115,982.82 × 24,707.52
  4. Step 4: Simplify right side
    77,312.16x = 2,865,647,844.81
  5. Step 5: Solve for x
    x = 2,865,647,844.81/77,312.16
  6. Step 6: Final answer
    x = 37,065.94

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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.