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Finding the Fourth Proportional to 163,113, 244,704.70 and 50,790.92

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Solution

The fourth proportional to 163,113, 244,704.70 and 50,790.92 is: 76,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,113 : 244,704.70 = 50,790.92 : x
  2. Step 2: Convert to fraction form
    163,113/244,704.70 = 50,790.92/x
  3. Step 3: Cross multiply
    163,113x = 244,704.70 × 50,790.92
  4. Step 4: Simplify right side
    163,113x = 12,428,776,841.32
  5. Step 5: Solve for x
    x = 12,428,776,841.32/163,113
  6. Step 6: Final answer
    x = 76,197.34

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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.