Home / 57,315.76-85,934.42-29,181.37

Finding the Fourth Proportional to 57,315.76, 85,934.42 and 29,181.37

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Solution

The fourth proportional to 57,315.76, 85,934.42 and 29,181.37 is: 43,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,315.76 : 85,934.42 = 29,181.37 : x
  2. Step 2: Convert to fraction form
    57,315.76/85,934.42 = 29,181.37/x
  3. Step 3: Cross multiply
    57,315.76x = 85,934.42 × 29,181.37
  4. Step 4: Simplify right side
    57,315.76x = 2,507,683,530.18
  5. Step 5: Solve for x
    x = 2,507,683,530.18/57,315.76
  6. Step 6: Final answer
    x = 43,752.08

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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.