Home / 57,830.20-86,615.70-34,502.20

Finding the Fourth Proportional to 57,830.20, 86,615.70 and 34,502.20

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Solution

The fourth proportional to 57,830.20, 86,615.70 and 34,502.20 is: 51,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,830.20 : 86,615.70 = 34,502.20 : x
  2. Step 2: Convert to fraction form
    57,830.20/86,615.70 = 34,502.20/x
  3. Step 3: Cross multiply
    57,830.20x = 86,615.70 × 34,502.20
  4. Step 4: Simplify right side
    57,830.20x = 2,988,432,204.54
  5. Step 5: Solve for x
    x = 2,988,432,204.54/57,830.20
  6. Step 6: Final answer
    x = 51,675.98

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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.