Home / 65,929.44-90,982.59-35,714.87

Finding the Fourth Proportional to 65,929.44, 90,982.59 and 35,714.87

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Solution

The fourth proportional to 65,929.44, 90,982.59 and 35,714.87 is: 49,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,929.44 : 90,982.59 = 35,714.87 : x
  2. Step 2: Convert to fraction form
    65,929.44/90,982.59 = 35,714.87/x
  3. Step 3: Cross multiply
    65,929.44x = 90,982.59 × 35,714.87
  4. Step 4: Simplify right side
    65,929.44x = 3,249,431,839.13
  5. Step 5: Solve for x
    x = 3,249,431,839.13/65,929.44
  6. Step 6: Final answer
    x = 49,286.50

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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.