Home / 137,480.04-206,237.50-48,716.20

Finding the Fourth Proportional to 137,480.04, 206,237.50 and 48,716.20

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Solution

The fourth proportional to 137,480.04, 206,237.50 and 48,716.20 is: 73,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,480.04 : 206,237.50 = 48,716.20 : x
  2. Step 2: Convert to fraction form
    137,480.04/206,237.50 = 48,716.20/x
  3. Step 3: Cross multiply
    137,480.04x = 206,237.50 × 48,716.20
  4. Step 4: Simplify right side
    137,480.04x = 10,047,107,297.50
  5. Step 5: Solve for x
    x = 10,047,107,297.50/137,480.04
  6. Step 6: Final answer
    x = 73,080.48

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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.