Home / 134,744.31-202,116.33-45,990.45

Finding the Fourth Proportional to 134,744.31, 202,116.33 and 45,990.45

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Solution

The fourth proportional to 134,744.31, 202,116.33 and 45,990.45 is: 68,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,744.31 : 202,116.33 = 45,990.45 : x
  2. Step 2: Convert to fraction form
    134,744.31/202,116.33 = 45,990.45/x
  3. Step 3: Cross multiply
    134,744.31x = 202,116.33 × 45,990.45
  4. Step 4: Simplify right side
    134,744.31x = 9,295,420,969.05
  5. Step 5: Solve for x
    x = 9,295,420,969.05/134,744.31
  6. Step 6: Final answer
    x = 68,985.63

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1.5x scale

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.