Home / 82,897.09-124,360.67-47,398.44

Finding the Fourth Proportional to 82,897.09, 124,360.67 and 47,398.44

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Solution

The fourth proportional to 82,897.09, 124,360.67 and 47,398.44 is: 71,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897.09 : 124,360.67 = 47,398.44 : x
  2. Step 2: Convert to fraction form
    82,897.09/124,360.67 = 47,398.44/x
  3. Step 3: Cross multiply
    82,897.09x = 124,360.67 × 47,398.44
  4. Step 4: Simplify right side
    82,897.09x = 5,894,501,755.35
  5. Step 5: Solve for x
    x = 5,894,501,755.35/82,897.09
  6. Step 6: Final answer
    x = 71,106.26

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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.