Home / 112,473.74-168,765.60-49,285.20

Finding the Fourth Proportional to 112,473.74, 168,765.60 and 49,285.20

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Solution

The fourth proportional to 112,473.74, 168,765.60 and 49,285.20 is: 73,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,473.74 : 168,765.60 = 49,285.20 : x
  2. Step 2: Convert to fraction form
    112,473.74/168,765.60 = 49,285.20/x
  3. Step 3: Cross multiply
    112,473.74x = 168,765.60 × 49,285.20
  4. Step 4: Simplify right side
    112,473.74x = 8,317,646,349.12
  5. Step 5: Solve for x
    x = 8,317,646,349.12/112,473.74
  6. Step 6: Final answer
    x = 73,951.90

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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.