Home / 242,839.40-364,086.30-93,021.80

Finding the Fourth Proportional to 242,839.40, 364,086.30 and 93,021.80

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Solution

The fourth proportional to 242,839.40, 364,086.30 and 93,021.80 is: 139,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,839.40 : 364,086.30 = 93,021.80 : x
  2. Step 2: Convert to fraction form
    242,839.40/364,086.30 = 93,021.80/x
  3. Step 3: Cross multiply
    242,839.40x = 364,086.30 × 93,021.80
  4. Step 4: Simplify right side
    242,839.40x = 33,867,962,981.34
  5. Step 5: Solve for x
    x = 33,867,962,981.34/242,839.40
  6. Step 6: Final answer
    x = 139,466.51

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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.