Home / 56,278.26-77,692.19-43,502.58

Finding the Fourth Proportional to 56,278.26, 77,692.19 and 43,502.58

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Solution

The fourth proportional to 56,278.26, 77,692.19 and 43,502.58 is: 60,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,278.26 : 77,692.19 = 43,502.58 : x
  2. Step 2: Convert to fraction form
    56,278.26/77,692.19 = 43,502.58/x
  3. Step 3: Cross multiply
    56,278.26x = 77,692.19 × 43,502.58
  4. Step 4: Simplify right side
    56,278.26x = 3,379,810,493.34
  5. Step 5: Solve for x
    x = 3,379,810,493.34/56,278.26
  6. Step 6: Final answer
    x = 60,055.35

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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.