Home / 75,242.22-103,832.76-41,250.78

Finding the Fourth Proportional to 75,242.22, 103,832.76 and 41,250.78

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Solution

The fourth proportional to 75,242.22, 103,832.76 and 41,250.78 is: 56,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,242.22 : 103,832.76 = 41,250.78 : x
  2. Step 2: Convert to fraction form
    75,242.22/103,832.76 = 41,250.78/x
  3. Step 3: Cross multiply
    75,242.22x = 103,832.76 × 41,250.78
  4. Step 4: Simplify right side
    75,242.22x = 4,283,182,339.55
  5. Step 5: Solve for x
    x = 4,283,182,339.55/75,242.22
  6. Step 6: Final answer
    x = 56,925.25

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1.5x scale

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.