Home / 124,267.54-186,355.94-45,358.42

Finding the Fourth Proportional to 124,267.54, 186,355.94 and 45,358.42

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Solution

The fourth proportional to 124,267.54, 186,355.94 and 45,358.42 is: 68,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,267.54 : 186,355.94 = 45,358.42 : x
  2. Step 2: Convert to fraction form
    124,267.54/186,355.94 = 45,358.42/x
  3. Step 3: Cross multiply
    124,267.54x = 186,355.94 × 45,358.42
  4. Step 4: Simplify right side
    124,267.54x = 8,452,810,996.01
  5. Step 5: Solve for x
    x = 8,452,810,996.01/124,267.54
  6. Step 6: Final answer
    x = 68,021.07

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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.