Home / 124,267.68-186,409.44-45,371.70

Finding the Fourth Proportional to 124,267.68, 186,409.44 and 45,371.70

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Solution

The fourth proportional to 124,267.68, 186,409.44 and 45,371.70 is: 68,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,267.68 : 186,409.44 = 45,371.70 : x
  2. Step 2: Convert to fraction form
    124,267.68/186,409.44 = 45,371.70/x
  3. Step 3: Cross multiply
    124,267.68x = 186,409.44 × 45,371.70
  4. Step 4: Simplify right side
    124,267.68x = 8,457,713,188.85
  5. Step 5: Solve for x
    x = 8,457,713,188.85/124,267.68
  6. Step 6: Final answer
    x = 68,060.44

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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.