Home / 67,444.38-100,967.31-64,557.54

Finding the Fourth Proportional to 67,444.38, 100,967.31 and 64,557.54

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Solution

The fourth proportional to 67,444.38, 100,967.31 and 64,557.54 is: 96,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444.38 : 100,967.31 = 64,557.54 : x
  2. Step 2: Convert to fraction form
    67,444.38/100,967.31 = 64,557.54/x
  3. Step 3: Cross multiply
    67,444.38x = 100,967.31 × 64,557.54
  4. Step 4: Simplify right side
    67,444.38x = 6,518,201,154.02
  5. Step 5: Solve for x
    x = 6,518,201,154.02/67,444.38
  6. Step 6: Final answer
    x = 96,645.58

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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.