Home / 156,561.80-234,855.36-44,242.92

Finding the Fourth Proportional to 156,561.80, 234,855.36 and 44,242.92

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Solution

The fourth proportional to 156,561.80, 234,855.36 and 44,242.92 is: 66,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,561.80 : 234,855.36 = 44,242.92 : x
  2. Step 2: Convert to fraction form
    156,561.80/234,855.36 = 44,242.92/x
  3. Step 3: Cross multiply
    156,561.80x = 234,855.36 × 44,242.92
  4. Step 4: Simplify right side
    156,561.80x = 10,390,686,904.05
  5. Step 5: Solve for x
    x = 10,390,686,904.05/156,561.80
  6. Step 6: Final answer
    x = 66,367.96

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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.