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Finding the Fourth Proportional to 185,948, 279,933.86 and 169,414.28

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Solution

The fourth proportional to 185,948, 279,933.86 and 169,414.28 is: 255,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,948 : 279,933.86 = 169,414.28 : x
  2. Step 2: Convert to fraction form
    185,948/279,933.86 = 169,414.28/x
  3. Step 3: Cross multiply
    185,948x = 279,933.86 × 169,414.28
  4. Step 4: Simplify right side
    185,948x = 47,424,793,339.52
  5. Step 5: Solve for x
    x = 47,424,793,339.52/185,948
  6. Step 6: Final answer
    x = 255,043.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.