Home / 65,084.16-89,815.68-36,795.36

Finding the Fourth Proportional to 65,084.16, 89,815.68 and 36,795.36

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Solution

The fourth proportional to 65,084.16, 89,815.68 and 36,795.36 is: 50,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,084.16 : 89,815.68 = 36,795.36 : x
  2. Step 2: Convert to fraction form
    65,084.16/89,815.68 = 36,795.36/x
  3. Step 3: Cross multiply
    65,084.16x = 89,815.68 × 36,795.36
  4. Step 4: Simplify right side
    65,084.16x = 3,304,800,279.24
  5. Step 5: Solve for x
    x = 3,304,800,279.24/65,084.16
  6. Step 6: Final answer
    x = 50,777.34

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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.