Home / 77,080.96-115,634.40-24,505.28

Finding the Fourth Proportional to 77,080.96, 115,634.40 and 24,505.28

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Solution

The fourth proportional to 77,080.96, 115,634.40 and 24,505.28 is: 36,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,080.96 : 115,634.40 = 24,505.28 : x
  2. Step 2: Convert to fraction form
    77,080.96/115,634.40 = 24,505.28/x
  3. Step 3: Cross multiply
    77,080.96x = 115,634.40 × 24,505.28
  4. Step 4: Simplify right side
    77,080.96x = 2,833,653,349.63
  5. Step 5: Solve for x
    x = 2,833,653,349.63/77,080.96
  6. Step 6: Final answer
    x = 36,762.04

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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.