Home / 120,847.43-181,311.13-64,675.02

Finding the Fourth Proportional to 120,847.43, 181,311.13 and 64,675.02

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Solution

The fourth proportional to 120,847.43, 181,311.13 and 64,675.02 is: 97,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,847.43 : 181,311.13 = 64,675.02 : x
  2. Step 2: Convert to fraction form
    120,847.43/181,311.13 = 64,675.02/x
  3. Step 3: Cross multiply
    120,847.43x = 181,311.13 × 64,675.02
  4. Step 4: Simplify right side
    120,847.43x = 11,726,300,797.29
  5. Step 5: Solve for x
    x = 11,726,300,797.29/120,847.43
  6. Step 6: Final answer
    x = 97,033.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.