Home / 112,836.71-169,258.40-49,624.04

Finding the Fourth Proportional to 112,836.71, 169,258.40 and 49,624.04

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Solution

The fourth proportional to 112,836.71, 169,258.40 and 49,624.04 is: 74,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,836.71 : 169,258.40 = 49,624.04 : x
  2. Step 2: Convert to fraction form
    112,836.71/169,258.40 = 49,624.04/x
  3. Step 3: Cross multiply
    112,836.71x = 169,258.40 × 49,624.04
  4. Step 4: Simplify right side
    112,836.71x = 8,399,285,973.05
  5. Step 5: Solve for x
    x = 8,399,285,973.05/112,836.71
  6. Step 6: Final answer
    x = 74,437.53

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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.