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Finding the Fourth Proportional to 170,648.64, 235,494.95 and 94,167.71

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Solution

The fourth proportional to 170,648.64, 235,494.95 and 94,167.71 is: 129,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,648.64 : 235,494.95 = 94,167.71 : x
  2. Step 2: Convert to fraction form
    170,648.64/235,494.95 = 94,167.71/x
  3. Step 3: Cross multiply
    170,648.64x = 235,494.95 × 94,167.71
  4. Step 4: Simplify right side
    170,648.64x = 22,176,020,717.52
  5. Step 5: Solve for x
    x = 22,176,020,717.52/170,648.64
  6. Step 6: Final answer
    x = 129,951.35

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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.