Home / 76,868-115,319.04-23,567.36

Finding the Fourth Proportional to 76,868, 115,319.04 and 23,567.36

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Solution

The fourth proportional to 76,868, 115,319.04 and 23,567.36 is: 35,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,868 : 115,319.04 = 23,567.36 : x
  2. Step 2: Convert to fraction form
    76,868/115,319.04 = 23,567.36/x
  3. Step 3: Cross multiply
    76,868x = 115,319.04 × 23,567.36
  4. Step 4: Simplify right side
    76,868x = 2,717,765,330.53
  5. Step 5: Solve for x
    x = 2,717,765,330.53/76,868
  6. Step 6: Final answer
    x = 35,356.26

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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.