Home / 76,193.12-114,264.40-26,272

Finding the Fourth Proportional to 76,193.12, 114,264.40 and 26,272

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Solution

The fourth proportional to 76,193.12, 114,264.40 and 26,272 is: 39,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,193.12 : 114,264.40 = 26,272 : x
  2. Step 2: Convert to fraction form
    76,193.12/114,264.40 = 26,272/x
  3. Step 3: Cross multiply
    76,193.12x = 114,264.40 × 26,272
  4. Step 4: Simplify right side
    76,193.12x = 3,001,954,316.80
  5. Step 5: Solve for x
    x = 3,001,954,316.80/76,193.12
  6. Step 6: Final answer
    x = 39,399.28

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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.