Home / 76,435.10-114,565.16-29,647.88

Finding the Fourth Proportional to 76,435.10, 114,565.16 and 29,647.88

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Solution

The fourth proportional to 76,435.10, 114,565.16 and 29,647.88 is: 44,437.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,435.10 : 114,565.16 = 29,647.88 : x
  2. Step 2: Convert to fraction form
    76,435.10/114,565.16 = 29,647.88/x
  3. Step 3: Cross multiply
    76,435.10x = 114,565.16 × 29,647.88
  4. Step 4: Simplify right side
    76,435.10x = 3,396,613,394.80
  5. Step 5: Solve for x
    x = 3,396,613,394.80/76,435.10
  6. Step 6: Final answer
    x = 44,437.88

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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.