Home / 159,971.82-239,798.58-75,582.48

Finding the Fourth Proportional to 159,971.82, 239,798.58 and 75,582.48

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Solution

The fourth proportional to 159,971.82, 239,798.58 and 75,582.48 is: 113,298.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,971.82 : 239,798.58 = 75,582.48 : x
  2. Step 2: Convert to fraction form
    159,971.82/239,798.58 = 75,582.48/x
  3. Step 3: Cross multiply
    159,971.82x = 239,798.58 × 75,582.48
  4. Step 4: Simplify right side
    159,971.82x = 18,124,571,376.88
  5. Step 5: Solve for x
    x = 18,124,571,376.88/159,971.82
  6. Step 6: Final answer
    x = 113,298.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.