Home / 74,482.12-111,660.18-32,330.52

Finding the Fourth Proportional to 74,482.12, 111,660.18 and 32,330.52

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Solution

The fourth proportional to 74,482.12, 111,660.18 and 32,330.52 is: 48,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,482.12 : 111,660.18 = 32,330.52 : x
  2. Step 2: Convert to fraction form
    74,482.12/111,660.18 = 32,330.52/x
  3. Step 3: Cross multiply
    74,482.12x = 111,660.18 × 32,330.52
  4. Step 4: Simplify right side
    74,482.12x = 3,610,031,682.69
  5. Step 5: Solve for x
    x = 3,610,031,682.69/74,482.12
  6. Step 6: Final answer
    x = 48,468.43

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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.