Home / 134,731.45-202,041.57-45,992.11

Finding the Fourth Proportional to 134,731.45, 202,041.57 and 45,992.11

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Solution

The fourth proportional to 134,731.45, 202,041.57 and 45,992.11 is: 68,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,731.45 : 202,041.57 = 45,992.11 : x
  2. Step 2: Convert to fraction form
    134,731.45/202,041.57 = 45,992.11/x
  3. Step 3: Cross multiply
    134,731.45x = 202,041.57 × 45,992.11
  4. Step 4: Simplify right side
    134,731.45x = 9,292,318,112.01
  5. Step 5: Solve for x
    x = 9,292,318,112.01/134,731.45
  6. Step 6: Final answer
    x = 68,969.18

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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.