Home / 124,069.10-185,991.03-45,127.52

Finding the Fourth Proportional to 124,069.10, 185,991.03 and 45,127.52

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Solution

The fourth proportional to 124,069.10, 185,991.03 and 45,127.52 is: 67,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,069.10 : 185,991.03 = 45,127.52 : x
  2. Step 2: Convert to fraction form
    124,069.10/185,991.03 = 45,127.52/x
  3. Step 3: Cross multiply
    124,069.10x = 185,991.03 × 45,127.52
  4. Step 4: Simplify right side
    124,069.10x = 8,393,313,926.15
  5. Step 5: Solve for x
    x = 8,393,313,926.15/124,069.10
  6. Step 6: Final answer
    x = 67,650.32

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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.