Home / 109,432.38-164,148.57-26,326.38

Finding the Fourth Proportional to 109,432.38, 164,148.57 and 26,326.38

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Solution

The fourth proportional to 109,432.38, 164,148.57 and 26,326.38 is: 39,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,432.38 : 164,148.57 = 26,326.38 : x
  2. Step 2: Convert to fraction form
    109,432.38/164,148.57 = 26,326.38/x
  3. Step 3: Cross multiply
    109,432.38x = 164,148.57 × 26,326.38
  4. Step 4: Simplify right side
    109,432.38x = 4,321,437,630.28
  5. Step 5: Solve for x
    x = 4,321,437,630.28/109,432.38
  6. Step 6: Final answer
    x = 39,489.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.