Home / 57,133.23-85,717.40-25,569.89

Finding the Fourth Proportional to 57,133.23, 85,717.40 and 25,569.89

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Solution

The fourth proportional to 57,133.23, 85,717.40 and 25,569.89 is: 38,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,133.23 : 85,717.40 = 25,569.89 : x
  2. Step 2: Convert to fraction form
    57,133.23/85,717.40 = 25,569.89/x
  3. Step 3: Cross multiply
    57,133.23x = 85,717.40 × 25,569.89
  4. Step 4: Simplify right side
    57,133.23x = 2,191,784,575.53
  5. Step 5: Solve for x
    x = 2,191,784,575.53/57,133.23
  6. Step 6: Final answer
    x = 38,362.69

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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.