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Finding the Fourth Proportional to 163,477.44, 244,905.12 and 93,143.52

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Solution

The fourth proportional to 163,477.44, 244,905.12 and 93,143.52 is: 139,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,477.44 : 244,905.12 = 93,143.52 : x
  2. Step 2: Convert to fraction form
    163,477.44/244,905.12 = 93,143.52/x
  3. Step 3: Cross multiply
    163,477.44x = 244,905.12 × 93,143.52
  4. Step 4: Simplify right side
    163,477.44x = 22,811,324,942.82
  5. Step 5: Solve for x
    x = 22,811,324,942.82/163,477.44
  6. Step 6: Final answer
    x = 139,538.06

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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.