Home / 108,976.10-150,387.16-61,229.42

Finding the Fourth Proportional to 108,976.10, 150,387.16 and 61,229.42

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Solution

The fourth proportional to 108,976.10, 150,387.16 and 61,229.42 is: 84,496.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,976.10 : 150,387.16 = 61,229.42 : x
  2. Step 2: Convert to fraction form
    108,976.10/150,387.16 = 61,229.42/x
  3. Step 3: Cross multiply
    108,976.10x = 150,387.16 × 61,229.42
  4. Step 4: Simplify right side
    108,976.10x = 9,208,118,582.25
  5. Step 5: Solve for x
    x = 9,208,118,582.25/108,976.10
  6. Step 6: Final answer
    x = 84,496.68

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1.5x scale

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.