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Finding the Fourth Proportional to 185,604.75, 256,002.24 and 170,340.50

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Solution

The fourth proportional to 185,604.75, 256,002.24 and 170,340.50 is: 234,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,604.75 : 256,002.24 = 170,340.50 : x
  2. Step 2: Convert to fraction form
    185,604.75/256,002.24 = 170,340.50/x
  3. Step 3: Cross multiply
    185,604.75x = 256,002.24 × 170,340.50
  4. Step 4: Simplify right side
    185,604.75x = 43,607,550,628.58
  5. Step 5: Solve for x
    x = 43,607,550,628.58/185,604.75
  6. Step 6: Final answer
    x = 234,948.46

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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.