Home / 57,881.47-86,764.73-32,869.75

Finding the Fourth Proportional to 57,881.47, 86,764.73 and 32,869.75

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Solution

The fourth proportional to 57,881.47, 86,764.73 and 32,869.75 is: 49,271.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,881.47 : 86,764.73 = 32,869.75 : x
  2. Step 2: Convert to fraction form
    57,881.47/86,764.73 = 32,869.75/x
  3. Step 3: Cross multiply
    57,881.47x = 86,764.73 × 32,869.75
  4. Step 4: Simplify right side
    57,881.47x = 2,851,934,983.92
  5. Step 5: Solve for x
    x = 2,851,934,983.92/57,881.47
  6. Step 6: Final answer
    x = 49,271.99

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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.