Home / 79,645.14-119,521.98-32,897.70

Finding the Fourth Proportional to 79,645.14, 119,521.98 and 32,897.70

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Solution

The fourth proportional to 79,645.14, 119,521.98 and 32,897.70 is: 49,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,645.14 : 119,521.98 = 32,897.70 : x
  2. Step 2: Convert to fraction form
    79,645.14/119,521.98 = 32,897.70/x
  3. Step 3: Cross multiply
    79,645.14x = 119,521.98 × 32,897.70
  4. Step 4: Simplify right side
    79,645.14x = 3,931,998,241.45
  5. Step 5: Solve for x
    x = 3,931,998,241.45/79,645.14
  6. Step 6: Final answer
    x = 49,368.97

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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.