Home / 86,772.72-119,746.00-48,532.11

Finding the Fourth Proportional to 86,772.72, 119,746.00 and 48,532.11

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Solution

The fourth proportional to 86,772.72, 119,746.00 and 48,532.11 is: 66,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,772.72 : 119,746.00 = 48,532.11 : x
  2. Step 2: Convert to fraction form
    86,772.72/119,746.00 = 48,532.11/x
  3. Step 3: Cross multiply
    86,772.72x = 119,746.00 × 48,532.11
  4. Step 4: Simplify right side
    86,772.72x = 5,811,526,104.73
  5. Step 5: Solve for x
    x = 5,811,526,104.73/86,772.72
  6. Step 6: Final answer
    x = 66,974.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.