Home / 243,214.05-364,822.29-109,938.27

Finding the Fourth Proportional to 243,214.05, 364,822.29 and 109,938.27

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Solution

The fourth proportional to 243,214.05, 364,822.29 and 109,938.27 is: 164,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,214.05 : 364,822.29 = 109,938.27 : x
  2. Step 2: Convert to fraction form
    243,214.05/364,822.29 = 109,938.27/x
  3. Step 3: Cross multiply
    243,214.05x = 364,822.29 × 109,938.27
  4. Step 4: Simplify right side
    243,214.05x = 40,107,931,420.04
  5. Step 5: Solve for x
    x = 40,107,931,420.04/243,214.05
  6. Step 6: Final answer
    x = 164,907.95

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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.