Home / 53,265.50-79,822.13-39,114.53

Finding the Fourth Proportional to 53,265.50, 79,822.13 and 39,114.53

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Solution

The fourth proportional to 53,265.50, 79,822.13 and 39,114.53 is: 58,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.50 : 79,822.13 = 39,114.53 : x
  2. Step 2: Convert to fraction form
    53,265.50/79,822.13 = 39,114.53/x
  3. Step 3: Cross multiply
    53,265.50x = 79,822.13 × 39,114.53
  4. Step 4: Simplify right side
    53,265.50x = 3,122,204,803.20
  5. Step 5: Solve for x
    x = 3,122,204,803.20/53,265.50
  6. Step 6: Final answer
    x = 58,615.89

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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.