Home / 132,727.24-198,913.54-48,408.20

Finding the Fourth Proportional to 132,727.24, 198,913.54 and 48,408.20

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Solution

The fourth proportional to 132,727.24, 198,913.54 and 48,408.20 is: 72,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,727.24 : 198,913.54 = 48,408.20 : x
  2. Step 2: Convert to fraction form
    132,727.24/198,913.54 = 48,408.20/x
  3. Step 3: Cross multiply
    132,727.24x = 198,913.54 × 48,408.20
  4. Step 4: Simplify right side
    132,727.24x = 9,629,046,427.03
  5. Step 5: Solve for x
    x = 9,629,046,427.03/132,727.24
  6. Step 6: Final answer
    x = 72,547.63

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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.