Home / 163,711.68-244,372.32-140,487.36

Finding the Fourth Proportional to 163,711.68, 244,372.32 and 140,487.36

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Solution

The fourth proportional to 163,711.68, 244,372.32 and 140,487.36 is: 209,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,711.68 : 244,372.32 = 140,487.36 : x
  2. Step 2: Convert to fraction form
    163,711.68/244,372.32 = 140,487.36/x
  3. Step 3: Cross multiply
    163,711.68x = 244,372.32 × 140,487.36
  4. Step 4: Simplify right side
    163,711.68x = 34,331,222,093.88
  5. Step 5: Solve for x
    x = 34,331,222,093.88/163,711.68
  6. Step 6: Final answer
    x = 209,705.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.