Home / 89,476.03-134,115.61-36,856.81

Finding the Fourth Proportional to 89,476.03, 134,115.61 and 36,856.81

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Solution

The fourth proportional to 89,476.03, 134,115.61 and 36,856.81 is: 55,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,476.03 : 134,115.61 = 36,856.81 : x
  2. Step 2: Convert to fraction form
    89,476.03/134,115.61 = 36,856.81/x
  3. Step 3: Cross multiply
    89,476.03x = 134,115.61 × 36,856.81
  4. Step 4: Simplify right side
    89,476.03x = 4,943,073,555.80
  5. Step 5: Solve for x
    x = 4,943,073,555.80/89,476.03
  6. Step 6: Final answer
    x = 55,244.67

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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.