Home / 115,376.28-173,074.14-36,488.76

Finding the Fourth Proportional to 115,376.28, 173,074.14 and 36,488.76

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Solution

The fourth proportional to 115,376.28, 173,074.14 and 36,488.76 is: 54,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,376.28 : 173,074.14 = 36,488.76 : x
  2. Step 2: Convert to fraction form
    115,376.28/173,074.14 = 36,488.76/x
  3. Step 3: Cross multiply
    115,376.28x = 173,074.14 × 36,488.76
  4. Step 4: Simplify right side
    115,376.28x = 6,315,260,756.67
  5. Step 5: Solve for x
    x = 6,315,260,756.67/115,376.28
  6. Step 6: Final answer
    x = 54,736.21

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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.