Home / 179,335.96-268,653.98-139,707.52

Finding the Fourth Proportional to 179,335.96, 268,653.98 and 139,707.52

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Solution

The fourth proportional to 179,335.96, 268,653.98 and 139,707.52 is: 209,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,335.96 : 268,653.98 = 139,707.52 : x
  2. Step 2: Convert to fraction form
    179,335.96/268,653.98 = 139,707.52/x
  3. Step 3: Cross multiply
    179,335.96x = 268,653.98 × 139,707.52
  4. Step 4: Simplify right side
    179,335.96x = 37,532,980,961.56
  5. Step 5: Solve for x
    x = 37,532,980,961.56/179,335.96
  6. Step 6: Final answer
    x = 209,288.65

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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.