Home / 219,251.50-328,877.24-53,039.50

Finding the Fourth Proportional to 219,251.50, 328,877.24 and 53,039.50

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Solution

The fourth proportional to 219,251.50, 328,877.24 and 53,039.50 is: 79,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,251.50 : 328,877.24 = 53,039.50 : x
  2. Step 2: Convert to fraction form
    219,251.50/328,877.24 = 53,039.50/x
  3. Step 3: Cross multiply
    219,251.50x = 328,877.24 × 53,039.50
  4. Step 4: Simplify right side
    219,251.50x = 17,443,483,305.92
  5. Step 5: Solve for x
    x = 17,443,483,305.92/219,251.50
  6. Step 6: Final answer
    x = 79,559.24

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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.