Home / 113,789.60-170,641.20-37,873.70

Finding the Fourth Proportional to 113,789.60, 170,641.20 and 37,873.70

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Solution

The fourth proportional to 113,789.60, 170,641.20 and 37,873.70 is: 56,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,789.60 : 170,641.20 = 37,873.70 : x
  2. Step 2: Convert to fraction form
    113,789.60/170,641.20 = 37,873.70/x
  3. Step 3: Cross multiply
    113,789.60x = 170,641.20 × 37,873.70
  4. Step 4: Simplify right side
    113,789.60x = 6,462,813,616.44
  5. Step 5: Solve for x
    x = 6,462,813,616.44/113,789.60
  6. Step 6: Final answer
    x = 56,796.17

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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.