Home / 259,351.18-357,914.64-146,171.50

Finding the Fourth Proportional to 259,351.18, 357,914.64 and 146,171.50

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Solution

The fourth proportional to 259,351.18, 357,914.64 and 146,171.50 is: 201,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,351.18 : 357,914.64 = 146,171.50 : x
  2. Step 2: Convert to fraction form
    259,351.18/357,914.64 = 146,171.50/x
  3. Step 3: Cross multiply
    259,351.18x = 357,914.64 × 146,171.50
  4. Step 4: Simplify right side
    259,351.18x = 52,316,919,800.76
  5. Step 5: Solve for x
    x = 52,316,919,800.76/259,351.18
  6. Step 6: Final answer
    x = 201,722.31

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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.