Home / 99,421.14-149,100.12-32,848.86

Finding the Fourth Proportional to 99,421.14, 149,100.12 and 32,848.86

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Solution

The fourth proportional to 99,421.14, 149,100.12 and 32,848.86 is: 49,262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,421.14 : 149,100.12 = 32,848.86 : x
  2. Step 2: Convert to fraction form
    99,421.14/149,100.12 = 32,848.86/x
  3. Step 3: Cross multiply
    99,421.14x = 149,100.12 × 32,848.86
  4. Step 4: Simplify right side
    99,421.14x = 4,897,768,967.86
  5. Step 5: Solve for x
    x = 4,897,768,967.86/99,421.14
  6. Step 6: Final answer
    x = 49,262.85

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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.