Home / 65,929.04-90,982.51-35,714.36

Finding the Fourth Proportional to 65,929.04, 90,982.51 and 35,714.36

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Solution

The fourth proportional to 65,929.04, 90,982.51 and 35,714.36 is: 49,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,929.04 : 90,982.51 = 35,714.36 : x
  2. Step 2: Convert to fraction form
    65,929.04/90,982.51 = 35,714.36/x
  3. Step 3: Cross multiply
    65,929.04x = 90,982.51 × 35,714.36
  4. Step 4: Simplify right side
    65,929.04x = 3,249,382,115.84
  5. Step 5: Solve for x
    x = 3,249,382,115.84/65,929.04
  6. Step 6: Final answer
    x = 49,286.05

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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.