Home / 112,799.73-169,216.61-48,775.40

Finding the Fourth Proportional to 112,799.73, 169,216.61 and 48,775.40

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Solution

The fourth proportional to 112,799.73, 169,216.61 and 48,775.40 is: 73,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,799.73 : 169,216.61 = 48,775.40 : x
  2. Step 2: Convert to fraction form
    112,799.73/169,216.61 = 48,775.40/x
  3. Step 3: Cross multiply
    112,799.73x = 169,216.61 × 48,775.40
  4. Step 4: Simplify right side
    112,799.73x = 8,253,607,839.39
  5. Step 5: Solve for x
    x = 8,253,607,839.39/112,799.73
  6. Step 6: Final answer
    x = 73,170.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.