Home / 179,371.50-247,539.24-111,426

Finding the Fourth Proportional to 179,371.50, 247,539.24 and 111,426

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Solution

The fourth proportional to 179,371.50, 247,539.24 and 111,426 is: 153,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,371.50 : 247,539.24 = 111,426 : x
  2. Step 2: Convert to fraction form
    179,371.50/247,539.24 = 111,426/x
  3. Step 3: Cross multiply
    179,371.50x = 247,539.24 × 111,426
  4. Step 4: Simplify right side
    179,371.50x = 27,582,307,356.24
  5. Step 5: Solve for x
    x = 27,582,307,356.24/179,371.50
  6. Step 6: Final answer
    x = 153,771.96

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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.