Home / 122,288.42-183,445.20-42,326.24

Finding the Fourth Proportional to 122,288.42, 183,445.20 and 42,326.24

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Solution

The fourth proportional to 122,288.42, 183,445.20 and 42,326.24 is: 63,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,288.42 : 183,445.20 = 42,326.24 : x
  2. Step 2: Convert to fraction form
    122,288.42/183,445.20 = 42,326.24/x
  3. Step 3: Cross multiply
    122,288.42x = 183,445.20 × 42,326.24
  4. Step 4: Simplify right side
    122,288.42x = 7,764,545,562.05
  5. Step 5: Solve for x
    x = 7,764,545,562.05/122,288.42
  6. Step 6: Final answer
    x = 63,493.71

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1.5x scale

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.