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Finding the Fourth Proportional to 185,508.48, 255,808.08 and 110,042.40

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Solution

The fourth proportional to 185,508.48, 255,808.08 and 110,042.40 is: 151,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,508.48 : 255,808.08 = 110,042.40 : x
  2. Step 2: Convert to fraction form
    185,508.48/255,808.08 = 110,042.40/x
  3. Step 3: Cross multiply
    185,508.48x = 255,808.08 × 110,042.40
  4. Step 4: Simplify right side
    185,508.48x = 28,149,735,062.59
  5. Step 5: Solve for x
    x = 28,149,735,062.59/185,508.48
  6. Step 6: Final answer
    x = 151,743.66

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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.