Home / 52,208.20-78,322.98-22,222.39

Finding the Fourth Proportional to 52,208.20, 78,322.98 and 22,222.39

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Solution

The fourth proportional to 52,208.20, 78,322.98 and 22,222.39 is: 33,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.20 : 78,322.98 = 22,222.39 : x
  2. Step 2: Convert to fraction form
    52,208.20/78,322.98 = 22,222.39/x
  3. Step 3: Cross multiply
    52,208.20x = 78,322.98 × 22,222.39
  4. Step 4: Simplify right side
    52,208.20x = 1,740,523,807.52
  5. Step 5: Solve for x
    x = 1,740,523,807.52/52,208.20
  6. Step 6: Final answer
    x = 33,338.13

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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.