Home / 121,560.68-182,422.48-42,675.14

Finding the Fourth Proportional to 121,560.68, 182,422.48 and 42,675.14

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Solution

The fourth proportional to 121,560.68, 182,422.48 and 42,675.14 is: 64,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,560.68 : 182,422.48 = 42,675.14 : x
  2. Step 2: Convert to fraction form
    121,560.68/182,422.48 = 42,675.14/x
  3. Step 3: Cross multiply
    121,560.68x = 182,422.48 × 42,675.14
  4. Step 4: Simplify right side
    121,560.68x = 7,784,904,873.15
  5. Step 5: Solve for x
    x = 7,784,904,873.15/121,560.68
  6. Step 6: Final answer
    x = 64,041.31

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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.