Home / 124,112.66-186,107.49-44,138.63

Finding the Fourth Proportional to 124,112.66, 186,107.49 and 44,138.63

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Solution

The fourth proportional to 124,112.66, 186,107.49 and 44,138.63 is: 66,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,112.66 : 186,107.49 = 44,138.63 : x
  2. Step 2: Convert to fraction form
    124,112.66/186,107.49 = 44,138.63/x
  3. Step 3: Cross multiply
    124,112.66x = 186,107.49 × 44,138.63
  4. Step 4: Simplify right side
    124,112.66x = 8,214,529,641.34
  5. Step 5: Solve for x
    x = 8,214,529,641.34/124,112.66
  6. Step 6: Final answer
    x = 66,186.07

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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.