Home / 56,204.76-77,562.60-31,054.26

Finding the Fourth Proportional to 56,204.76, 77,562.60 and 31,054.26

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Solution

The fourth proportional to 56,204.76, 77,562.60 and 31,054.26 is: 42,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.76 : 77,562.60 = 31,054.26 : x
  2. Step 2: Convert to fraction form
    56,204.76/77,562.60 = 31,054.26/x
  3. Step 3: Cross multiply
    56,204.76x = 77,562.60 × 31,054.26
  4. Step 4: Simplify right side
    56,204.76x = 2,408,649,146.68
  5. Step 5: Solve for x
    x = 2,408,649,146.68/56,204.76
  6. Step 6: Final answer
    x = 42,854.90

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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.