Home / 105,928.14-158,892.47-25,966.47

Finding the Fourth Proportional to 105,928.14, 158,892.47 and 25,966.47

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Solution

The fourth proportional to 105,928.14, 158,892.47 and 25,966.47 is: 38,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,928.14 : 158,892.47 = 25,966.47 : x
  2. Step 2: Convert to fraction form
    105,928.14/158,892.47 = 25,966.47/x
  3. Step 3: Cross multiply
    105,928.14x = 158,892.47 × 25,966.47
  4. Step 4: Simplify right side
    105,928.14x = 4,125,876,140.76
  5. Step 5: Solve for x
    x = 4,125,876,140.76/105,928.14
  6. Step 6: Final answer
    x = 38,949.76

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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.