Home / 56,062.28-77,699.90-55,012.52

Finding the Fourth Proportional to 56,062.28, 77,699.90 and 55,012.52

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Solution

The fourth proportional to 56,062.28, 77,699.90 and 55,012.52 is: 76,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,062.28 : 77,699.90 = 55,012.52 : x
  2. Step 2: Convert to fraction form
    56,062.28/77,699.90 = 55,012.52/x
  3. Step 3: Cross multiply
    56,062.28x = 77,699.90 × 55,012.52
  4. Step 4: Simplify right side
    56,062.28x = 4,274,467,634.53
  5. Step 5: Solve for x
    x = 4,274,467,634.53/56,062.28
  6. Step 6: Final answer
    x = 76,244.98

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.