Home / 242,222.63-363,227.92-122,205.74

Finding the Fourth Proportional to 242,222.63, 363,227.92 and 122,205.74

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Solution

The fourth proportional to 242,222.63, 363,227.92 and 122,205.74 is: 183,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,222.63 : 363,227.92 = 122,205.74 : x
  2. Step 2: Convert to fraction form
    242,222.63/363,227.92 = 122,205.74/x
  3. Step 3: Cross multiply
    242,222.63x = 363,227.92 × 122,205.74
  4. Step 4: Simplify right side
    242,222.63x = 44,388,534,630.61
  5. Step 5: Solve for x
    x = 44,388,534,630.61/242,222.63
  6. Step 6: Final answer
    x = 183,255.11

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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.