Home / 259,102.34-357,586.73-151,665.86

Finding the Fourth Proportional to 259,102.34, 357,586.73 and 151,665.86

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Solution

The fourth proportional to 259,102.34, 357,586.73 and 151,665.86 is: 209,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,102.34 : 357,586.73 = 151,665.86 : x
  2. Step 2: Convert to fraction form
    259,102.34/357,586.73 = 151,665.86/x
  3. Step 3: Cross multiply
    259,102.34x = 357,586.73 × 151,665.86
  4. Step 4: Simplify right side
    259,102.34x = 54,233,698,930.04
  5. Step 5: Solve for x
    x = 54,233,698,930.04/259,102.34
  6. Step 6: Final answer
    x = 209,313.81

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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.