Home / 65,577.04-90,497.36-35,769.04

Finding the Fourth Proportional to 65,577.04, 90,497.36 and 35,769.04

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Solution

The fourth proportional to 65,577.04, 90,497.36 and 35,769.04 is: 49,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,577.04 : 90,497.36 = 35,769.04 : x
  2. Step 2: Convert to fraction form
    65,577.04/90,497.36 = 35,769.04/x
  3. Step 3: Cross multiply
    65,577.04x = 90,497.36 × 35,769.04
  4. Step 4: Simplify right side
    65,577.04x = 3,237,003,689.73
  5. Step 5: Solve for x
    x = 3,237,003,689.73/65,577.04
  6. Step 6: Final answer
    x = 49,361.85

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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.