Home / 134,890.49-202,335.60-40,120.29

Finding the Fourth Proportional to 134,890.49, 202,335.60 and 40,120.29

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Solution

The fourth proportional to 134,890.49, 202,335.60 and 40,120.29 is: 60,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,890.49 : 202,335.60 = 40,120.29 : x
  2. Step 2: Convert to fraction form
    134,890.49/202,335.60 = 40,120.29/x
  3. Step 3: Cross multiply
    134,890.49x = 202,335.60 × 40,120.29
  4. Step 4: Simplify right side
    134,890.49x = 8,117,762,949.32
  5. Step 5: Solve for x
    x = 8,117,762,949.32/134,890.49
  6. Step 6: Final answer
    x = 60,180.39

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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.