Home / 51,830.20-77,745.66-22,223.08

Finding the Fourth Proportional to 51,830.20, 77,745.66 and 22,223.08

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Solution

The fourth proportional to 51,830.20, 77,745.66 and 22,223.08 is: 33,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,830.20 : 77,745.66 = 22,223.08 : x
  2. Step 2: Convert to fraction form
    51,830.20/77,745.66 = 22,223.08/x
  3. Step 3: Cross multiply
    51,830.20x = 77,745.66 × 22,223.08
  4. Step 4: Simplify right side
    51,830.20x = 1,727,748,021.83
  5. Step 5: Solve for x
    x = 1,727,748,021.83/51,830.20
  6. Step 6: Final answer
    x = 33,334.77

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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.