Home / 188,579.85-282,869.77-55,460.11

Finding the Fourth Proportional to 188,579.85, 282,869.77 and 55,460.11

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Solution

The fourth proportional to 188,579.85, 282,869.77 and 55,460.11 is: 83,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,579.85 : 282,869.77 = 55,460.11 : x
  2. Step 2: Convert to fraction form
    188,579.85/282,869.77 = 55,460.11/x
  3. Step 3: Cross multiply
    188,579.85x = 282,869.77 × 55,460.11
  4. Step 4: Simplify right side
    188,579.85x = 15,687,988,348.42
  5. Step 5: Solve for x
    x = 15,687,988,348.42/188,579.85
  6. Step 6: Final answer
    x = 83,190.16

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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.