Home / 261,705.09-361,153.11-146,983.91

Finding the Fourth Proportional to 261,705.09, 361,153.11 and 146,983.91

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Solution

The fourth proportional to 261,705.09, 361,153.11 and 146,983.91 is: 202,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,705.09 : 361,153.11 = 146,983.91 : x
  2. Step 2: Convert to fraction form
    261,705.09/361,153.11 = 146,983.91/x
  3. Step 3: Cross multiply
    261,705.09x = 361,153.11 × 146,983.91
  4. Step 4: Simplify right side
    261,705.09x = 53,083,694,410.69
  5. Step 5: Solve for x
    x = 53,083,694,410.69/261,705.09
  6. Step 6: Final answer
    x = 202,837.84

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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.