Home / 57,445.62-86,080.44-38,656.02

Finding the Fourth Proportional to 57,445.62, 86,080.44 and 38,656.02

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Solution

The fourth proportional to 57,445.62, 86,080.44 and 38,656.02 is: 57,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,445.62 : 86,080.44 = 38,656.02 : x
  2. Step 2: Convert to fraction form
    57,445.62/86,080.44 = 38,656.02/x
  3. Step 3: Cross multiply
    57,445.62x = 86,080.44 × 38,656.02
  4. Step 4: Simplify right side
    57,445.62x = 3,327,527,210.25
  5. Step 5: Solve for x
    x = 3,327,527,210.25/57,445.62
  6. Step 6: Final answer
    x = 57,924.82

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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.