Home / 57,367.36-86,070.24-29,275.20

Finding the Fourth Proportional to 57,367.36, 86,070.24 and 29,275.20

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Solution

The fourth proportional to 57,367.36, 86,070.24 and 29,275.20 is: 43,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,367.36 : 86,070.24 = 29,275.20 : x
  2. Step 2: Convert to fraction form
    57,367.36/86,070.24 = 29,275.20/x
  3. Step 3: Cross multiply
    57,367.36x = 86,070.24 × 29,275.20
  4. Step 4: Simplify right side
    57,367.36x = 2,519,723,490.05
  5. Step 5: Solve for x
    x = 2,519,723,490.05/57,367.36
  6. Step 6: Final answer
    x = 43,922.60

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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.