Home / 124,664.10-186,996.14-31,169.85

Finding the Fourth Proportional to 124,664.10, 186,996.14 and 31,169.85

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Solution

The fourth proportional to 124,664.10, 186,996.14 and 31,169.85 is: 46,754.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,664.10 : 186,996.14 = 31,169.85 : x
  2. Step 2: Convert to fraction form
    124,664.10/186,996.14 = 31,169.85/x
  3. Step 3: Cross multiply
    124,664.10x = 186,996.14 × 31,169.85
  4. Step 4: Simplify right side
    124,664.10x = 5,828,641,478.53
  5. Step 5: Solve for x
    x = 5,828,641,478.53/124,664.10
  6. Step 6: Final answer
    x = 46,754.77

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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.