Home / 258,850.95-357,144.57-151,447.38

Finding the Fourth Proportional to 258,850.95, 357,144.57 and 151,447.38

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Solution

The fourth proportional to 258,850.95, 357,144.57 and 151,447.38 is: 208,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,850.95 : 357,144.57 = 151,447.38 : x
  2. Step 2: Convert to fraction form
    258,850.95/357,144.57 = 151,447.38/x
  3. Step 3: Cross multiply
    258,850.95x = 357,144.57 × 151,447.38
  4. Step 4: Simplify right side
    258,850.95x = 54,088,609,407.73
  5. Step 5: Solve for x
    x = 54,088,609,407.73/258,850.95
  6. Step 6: Final answer
    x = 208,956.58

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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.