Home / 70,535.28-105,753.71-26,150.11

Finding the Fourth Proportional to 70,535.28, 105,753.71 and 26,150.11

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Solution

The fourth proportional to 70,535.28, 105,753.71 and 26,150.11 is: 39,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.28 : 105,753.71 = 26,150.11 : x
  2. Step 2: Convert to fraction form
    70,535.28/105,753.71 = 26,150.11/x
  3. Step 3: Cross multiply
    70,535.28x = 105,753.71 × 26,150.11
  4. Step 4: Simplify right side
    70,535.28x = 2,765,471,420.75
  5. Step 5: Solve for x
    x = 2,765,471,420.75/70,535.28
  6. Step 6: Final answer
    x = 39,206.93

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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.