Home / 120,795.04-166,704.87-67,080.06

Finding the Fourth Proportional to 120,795.04, 166,704.87 and 67,080.06

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Solution

The fourth proportional to 120,795.04, 166,704.87 and 67,080.06 is: 92,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,795.04 : 166,704.87 = 67,080.06 : x
  2. Step 2: Convert to fraction form
    120,795.04/166,704.87 = 67,080.06/x
  3. Step 3: Cross multiply
    120,795.04x = 166,704.87 × 67,080.06
  4. Step 4: Simplify right side
    120,795.04x = 11,182,572,056.75
  5. Step 5: Solve for x
    x = 11,182,572,056.75/120,795.04
  6. Step 6: Final answer
    x = 92,574.76

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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.