Home / 179,343.72-247,484.82-102,858.84

Finding the Fourth Proportional to 179,343.72, 247,484.82 and 102,858.84

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Solution

The fourth proportional to 179,343.72, 247,484.82 and 102,858.84 is: 141,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,343.72 : 247,484.82 = 102,858.84 : x
  2. Step 2: Convert to fraction form
    179,343.72/247,484.82 = 102,858.84/x
  3. Step 3: Cross multiply
    179,343.72x = 247,484.82 × 102,858.84
  4. Step 4: Simplify right side
    179,343.72x = 25,456,001,502.81
  5. Step 5: Solve for x
    x = 25,456,001,502.81/179,343.72
  6. Step 6: Final answer
    x = 141,939.74

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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.