Home / 75,248.82-103,851.42-48,025.68

Finding the Fourth Proportional to 75,248.82, 103,851.42 and 48,025.68

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Solution

The fourth proportional to 75,248.82, 103,851.42 and 48,025.68 is: 66,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,248.82 : 103,851.42 = 48,025.68 : x
  2. Step 2: Convert to fraction form
    75,248.82/103,851.42 = 48,025.68/x
  3. Step 3: Cross multiply
    75,248.82x = 103,851.42 × 48,025.68
  4. Step 4: Simplify right side
    75,248.82x = 4,987,535,064.47
  5. Step 5: Solve for x
    x = 4,987,535,064.47/75,248.82
  6. Step 6: Final answer
    x = 66,280.58

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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.