Home / 179,412.09-247,591.85-98,839.05

Finding the Fourth Proportional to 179,412.09, 247,591.85 and 98,839.05

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Solution

The fourth proportional to 179,412.09, 247,591.85 and 98,839.05 is: 136,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,412.09 : 247,591.85 = 98,839.05 : x
  2. Step 2: Convert to fraction form
    179,412.09/247,591.85 = 98,839.05/x
  3. Step 3: Cross multiply
    179,412.09x = 247,591.85 × 98,839.05
  4. Step 4: Simplify right side
    179,412.09x = 24,471,742,747.55
  5. Step 5: Solve for x
    x = 24,471,742,747.55/179,412.09
  6. Step 6: Final answer
    x = 136,399.63

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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.