Home / 56,042.53-77,344.14-41,870.77

Finding the Fourth Proportional to 56,042.53, 77,344.14 and 41,870.77

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Solution

The fourth proportional to 56,042.53, 77,344.14 and 41,870.77 is: 57,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,042.53 : 77,344.14 = 41,870.77 : x
  2. Step 2: Convert to fraction form
    56,042.53/77,344.14 = 41,870.77/x
  3. Step 3: Cross multiply
    56,042.53x = 77,344.14 × 41,870.77
  4. Step 4: Simplify right side
    56,042.53x = 3,238,458,696.79
  5. Step 5: Solve for x
    x = 3,238,458,696.79/56,042.53
  6. Step 6: Final answer
    x = 57,785.73

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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.