Home / 86,729.04-119,684.52-49,002.48

Finding the Fourth Proportional to 86,729.04, 119,684.52 and 49,002.48

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Solution

The fourth proportional to 86,729.04, 119,684.52 and 49,002.48 is: 67,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,729.04 : 119,684.52 = 49,002.48 : x
  2. Step 2: Convert to fraction form
    86,729.04/119,684.52 = 49,002.48/x
  3. Step 3: Cross multiply
    86,729.04x = 119,684.52 × 49,002.48
  4. Step 4: Simplify right side
    86,729.04x = 5,864,838,297.61
  5. Step 5: Solve for x
    x = 5,864,838,297.61/86,729.04
  6. Step 6: Final answer
    x = 67,622.54

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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.