Home / 185,943.98-278,919.48-52,824.80

Finding the Fourth Proportional to 185,943.98, 278,919.48 and 52,824.80

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Solution

The fourth proportional to 185,943.98, 278,919.48 and 52,824.80 is: 79,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,943.98 : 278,919.48 = 52,824.80 : x
  2. Step 2: Convert to fraction form
    185,943.98/278,919.48 = 52,824.80/x
  3. Step 3: Cross multiply
    185,943.98x = 278,919.48 × 52,824.80
  4. Step 4: Simplify right side
    185,943.98x = 14,733,865,747.10
  5. Step 5: Solve for x
    x = 14,733,865,747.10/185,943.98
  6. Step 6: Final answer
    x = 79,238.20

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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.