Home / 76,435.47-114,565.73-29,648.25

Finding the Fourth Proportional to 76,435.47, 114,565.73 and 29,648.25

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Solution

The fourth proportional to 76,435.47, 114,565.73 and 29,648.25 is: 44,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,435.47 : 114,565.73 = 29,648.25 : x
  2. Step 2: Convert to fraction form
    76,435.47/114,565.73 = 29,648.25/x
  3. Step 3: Cross multiply
    76,435.47x = 114,565.73 × 29,648.25
  4. Step 4: Simplify right side
    76,435.47x = 3,396,673,256.23
  5. Step 5: Solve for x
    x = 3,396,673,256.23/76,435.47
  6. Step 6: Final answer
    x = 44,438.44

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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.