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Finding the Fourth Proportional to 185,102.91, 255,440.25 and 104,528.97

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Solution

The fourth proportional to 185,102.91, 255,440.25 and 104,528.97 is: 144,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,102.91 : 255,440.25 = 104,528.97 : x
  2. Step 2: Convert to fraction form
    185,102.91/255,440.25 = 104,528.97/x
  3. Step 3: Cross multiply
    185,102.91x = 255,440.25 × 104,528.97
  4. Step 4: Simplify right side
    185,102.91x = 26,700,906,229.04
  5. Step 5: Solve for x
    x = 26,700,906,229.04/185,102.91
  6. Step 6: Final answer
    x = 144,248.98

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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.