Home / 112,765.73-169,148.39-49,570.74

Finding the Fourth Proportional to 112,765.73, 169,148.39 and 49,570.74

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Solution

The fourth proportional to 112,765.73, 169,148.39 and 49,570.74 is: 74,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,765.73 : 169,148.39 = 49,570.74 : x
  2. Step 2: Convert to fraction form
    112,765.73/169,148.39 = 49,570.74/x
  3. Step 3: Cross multiply
    112,765.73x = 169,148.39 × 49,570.74
  4. Step 4: Simplify right side
    112,765.73x = 8,384,810,614.25
  5. Step 5: Solve for x
    x = 8,384,810,614.25/112,765.73
  6. Step 6: Final answer
    x = 74,356.02

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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.