Home / 124,664.47-186,996.69-31,170.22

Finding the Fourth Proportional to 124,664.47, 186,996.69 and 31,170.22

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Solution

The fourth proportional to 124,664.47, 186,996.69 and 31,170.22 is: 46,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,664.47 : 186,996.69 = 31,170.22 : x
  2. Step 2: Convert to fraction form
    124,664.47/186,996.69 = 31,170.22/x
  3. Step 3: Cross multiply
    124,664.47x = 186,996.69 × 31,170.22
  4. Step 4: Simplify right side
    124,664.47x = 5,828,727,966.57
  5. Step 5: Solve for x
    x = 5,828,727,966.57/124,664.47
  6. Step 6: Final answer
    x = 46,755.33

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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.