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Finding the Fourth Proportional to 242,872.68, 335,108.52 and 146,032.32

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Solution

The fourth proportional to 242,872.68, 335,108.52 and 146,032.32 is: 201,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,872.68 : 335,108.52 = 146,032.32 : x
  2. Step 2: Convert to fraction form
    242,872.68/335,108.52 = 146,032.32/x
  3. Step 3: Cross multiply
    242,872.68x = 335,108.52 × 146,032.32
  4. Step 4: Simplify right side
    242,872.68x = 48,936,674,627.37
  5. Step 5: Solve for x
    x = 48,936,674,627.37/242,872.68
  6. Step 6: Final answer
    x = 201,491.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.