Home / 258,530.46-356,655.43-151,052.17

Finding the Fourth Proportional to 258,530.46, 356,655.43 and 151,052.17

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Solution

The fourth proportional to 258,530.46, 356,655.43 and 151,052.17 is: 208,383.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,530.46 : 356,655.43 = 151,052.17 : x
  2. Step 2: Convert to fraction form
    258,530.46/356,655.43 = 151,052.17/x
  3. Step 3: Cross multiply
    258,530.46x = 356,655.43 × 151,052.17
  4. Step 4: Simplify right side
    258,530.46x = 53,873,575,940.96
  5. Step 5: Solve for x
    x = 53,873,575,940.96/258,530.46
  6. Step 6: Final answer
    x = 208,383.86

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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.