Home / 113,394.48-156,467.76-68,062.86

Finding the Fourth Proportional to 113,394.48, 156,467.76 and 68,062.86

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Solution

The fourth proportional to 113,394.48, 156,467.76 and 68,062.86 is: 93,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,394.48 : 156,467.76 = 68,062.86 : x
  2. Step 2: Convert to fraction form
    113,394.48/156,467.76 = 68,062.86/x
  3. Step 3: Cross multiply
    113,394.48x = 156,467.76 × 68,062.86
  4. Step 4: Simplify right side
    113,394.48x = 10,649,643,243.39
  5. Step 5: Solve for x
    x = 10,649,643,243.39/113,394.48
  6. Step 6: Final answer
    x = 93,916.77

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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.