Home / 51,003.04-75,991.94-48,138.18

Finding the Fourth Proportional to 51,003.04, 75,991.94 and 48,138.18

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Solution

The fourth proportional to 51,003.04, 75,991.94 and 48,138.18 is: 71,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,003.04 : 75,991.94 = 48,138.18 : x
  2. Step 2: Convert to fraction form
    51,003.04/75,991.94 = 48,138.18/x
  3. Step 3: Cross multiply
    51,003.04x = 75,991.94 × 48,138.18
  4. Step 4: Simplify right side
    51,003.04x = 3,658,113,686.27
  5. Step 5: Solve for x
    x = 3,658,113,686.27/51,003.04
  6. Step 6: Final answer
    x = 71,723.44

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1.5x scale

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.