Home / 52,709.12-79,063.68-24,243.20

Finding the Fourth Proportional to 52,709.12, 79,063.68 and 24,243.20

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Solution

The fourth proportional to 52,709.12, 79,063.68 and 24,243.20 is: 36,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,709.12 : 79,063.68 = 24,243.20 : x
  2. Step 2: Convert to fraction form
    52,709.12/79,063.68 = 24,243.20/x
  3. Step 3: Cross multiply
    52,709.12x = 79,063.68 × 24,243.20
  4. Step 4: Simplify right side
    52,709.12x = 1,916,756,606.98
  5. Step 5: Solve for x
    x = 1,916,756,606.98/52,709.12
  6. Step 6: Final answer
    x = 36,364.80

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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.