Home / 113,279.51-156,329.66-62,294.33

Finding the Fourth Proportional to 113,279.51, 156,329.66 and 62,294.33

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Solution

The fourth proportional to 113,279.51, 156,329.66 and 62,294.33 is: 85,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,279.51 : 156,329.66 = 62,294.33 : x
  2. Step 2: Convert to fraction form
    113,279.51/156,329.66 = 62,294.33/x
  3. Step 3: Cross multiply
    113,279.51x = 156,329.66 × 62,294.33
  4. Step 4: Simplify right side
    113,279.51x = 9,738,451,428.83
  5. Step 5: Solve for x
    x = 9,738,451,428.83/113,279.51
  6. Step 6: Final answer
    x = 85,968.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.