Home / 144,123.09-216,181.62-48,067.23

Finding the Fourth Proportional to 144,123.09, 216,181.62 and 48,067.23

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Solution

The fourth proportional to 144,123.09, 216,181.62 and 48,067.23 is: 72,099.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,123.09 : 216,181.62 = 48,067.23 : x
  2. Step 2: Convert to fraction form
    144,123.09/216,181.62 = 48,067.23/x
  3. Step 3: Cross multiply
    144,123.09x = 216,181.62 × 48,067.23
  4. Step 4: Simplify right side
    144,123.09x = 10,391,251,650.31
  5. Step 5: Solve for x
    x = 10,391,251,650.31/144,123.09
  6. Step 6: Final answer
    x = 72,099.84

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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.