Home / 55,048.20-75,998.04-36,240

Finding the Fourth Proportional to 55,048.20, 75,998.04 and 36,240

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Solution

The fourth proportional to 55,048.20, 75,998.04 and 36,240 is: 50,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.20 : 75,998.04 = 36,240 : x
  2. Step 2: Convert to fraction form
    55,048.20/75,998.04 = 36,240/x
  3. Step 3: Cross multiply
    55,048.20x = 75,998.04 × 36,240
  4. Step 4: Simplify right side
    55,048.20x = 2,754,168,969.60
  5. Step 5: Solve for x
    x = 2,754,168,969.60/55,048.20
  6. Step 6: Final answer
    x = 50,031.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.