Home / 110,214-152,108.10-61,829.28

Finding the Fourth Proportional to 110,214, 152,108.10 and 61,829.28

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Solution

The fourth proportional to 110,214, 152,108.10 and 61,829.28 is: 85,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,214 : 152,108.10 = 61,829.28 : x
  2. Step 2: Convert to fraction form
    110,214/152,108.10 = 61,829.28/x
  3. Step 3: Cross multiply
    110,214x = 152,108.10 × 61,829.28
  4. Step 4: Simplify right side
    110,214x = 9,404,734,305.17
  5. Step 5: Solve for x
    x = 9,404,734,305.17/110,214
  6. Step 6: Final answer
    x = 85,331.58

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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.