Home / 57,854.24-86,682.28-31,577.42

Finding the Fourth Proportional to 57,854.24, 86,682.28 and 31,577.42

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Solution

The fourth proportional to 57,854.24, 86,682.28 and 31,577.42 is: 47,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,854.24 : 86,682.28 = 31,577.42 : x
  2. Step 2: Convert to fraction form
    57,854.24/86,682.28 = 31,577.42/x
  3. Step 3: Cross multiply
    57,854.24x = 86,682.28 × 31,577.42
  4. Step 4: Simplify right side
    57,854.24x = 2,737,202,762.12
  5. Step 5: Solve for x
    x = 2,737,202,762.12/57,854.24
  6. Step 6: Final answer
    x = 47,312.05

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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.