Home / 56,418.66-77,855.02-33,770.15

Finding the Fourth Proportional to 56,418.66, 77,855.02 and 33,770.15

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Solution

The fourth proportional to 56,418.66, 77,855.02 and 33,770.15 is: 46,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.66 : 77,855.02 = 33,770.15 : x
  2. Step 2: Convert to fraction form
    56,418.66/77,855.02 = 33,770.15/x
  3. Step 3: Cross multiply
    56,418.66x = 77,855.02 × 33,770.15
  4. Step 4: Simplify right side
    56,418.66x = 2,629,175,711.87
  5. Step 5: Solve for x
    x = 2,629,175,711.87/56,418.66
  6. Step 6: Final answer
    x = 46,601.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.