Home / 351,462.74-527,195.80-85,223.23

Finding the Fourth Proportional to 351,462.74, 527,195.80 and 85,223.23

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Solution

The fourth proportional to 351,462.74, 527,195.80 and 85,223.23 is: 127,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,462.74 : 527,195.80 = 85,223.23 : x
  2. Step 2: Convert to fraction form
    351,462.74/527,195.80 = 85,223.23/x
  3. Step 3: Cross multiply
    351,462.74x = 527,195.80 × 85,223.23
  4. Step 4: Simplify right side
    351,462.74x = 44,929,328,918.43
  5. Step 5: Solve for x
    x = 44,929,328,918.43/351,462.74
  6. Step 6: Final answer
    x = 127,835.25

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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.