Home / 51,409.24-77,061.34-29,175.66

Finding the Fourth Proportional to 51,409.24, 77,061.34 and 29,175.66

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Solution

The fourth proportional to 51,409.24, 77,061.34 and 29,175.66 is: 43,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,409.24 : 77,061.34 = 29,175.66 : x
  2. Step 2: Convert to fraction form
    51,409.24/77,061.34 = 29,175.66/x
  3. Step 3: Cross multiply
    51,409.24x = 77,061.34 × 29,175.66
  4. Step 4: Simplify right side
    51,409.24x = 2,248,315,454.98
  5. Step 5: Solve for x
    x = 2,248,315,454.98/51,409.24
  6. Step 6: Final answer
    x = 43,733.68

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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.