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Finding the Fourth Proportional to 243,090.30, 364,635.45 and 184,041.30

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Solution

The fourth proportional to 243,090.30, 364,635.45 and 184,041.30 is: 276,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,090.30 : 364,635.45 = 184,041.30 : x
  2. Step 2: Convert to fraction form
    243,090.30/364,635.45 = 184,041.30/x
  3. Step 3: Cross multiply
    243,090.30x = 364,635.45 × 184,041.30
  4. Step 4: Simplify right side
    243,090.30x = 67,107,982,244.09
  5. Step 5: Solve for x
    x = 67,107,982,244.09/243,090.30
  6. Step 6: Final answer
    x = 276,061.95

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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.