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Finding the Fourth Proportional to 234,009.10, 351,066.49 and 74,094.74

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Solution

The fourth proportional to 234,009.10, 351,066.49 and 74,094.74 is: 111,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,009.10 : 351,066.49 = 74,094.74 : x
  2. Step 2: Convert to fraction form
    234,009.10/351,066.49 = 74,094.74/x
  3. Step 3: Cross multiply
    234,009.10x = 351,066.49 × 74,094.74
  4. Step 4: Simplify right side
    234,009.10x = 26,012,180,299.26
  5. Step 5: Solve for x
    x = 26,012,180,299.26/234,009.10
  6. Step 6: Final answer
    x = 111,158.84

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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.