Home / 65,084.45-89,815.36-36,790.14

Finding the Fourth Proportional to 65,084.45, 89,815.36 and 36,790.14

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Solution

The fourth proportional to 65,084.45, 89,815.36 and 36,790.14 is: 50,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,084.45 : 89,815.36 = 36,790.14 : x
  2. Step 2: Convert to fraction form
    65,084.45/89,815.36 = 36,790.14/x
  3. Step 3: Cross multiply
    65,084.45x = 89,815.36 × 36,790.14
  4. Step 4: Simplify right side
    65,084.45x = 3,304,319,626.29
  5. Step 5: Solve for x
    x = 3,304,319,626.29/65,084.45
  6. Step 6: Final answer
    x = 50,769.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.