Home / 188,552.72-282,842.04-55,436.24

Finding the Fourth Proportional to 188,552.72, 282,842.04 and 55,436.24

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Solution

The fourth proportional to 188,552.72, 282,842.04 and 55,436.24 is: 83,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,552.72 : 282,842.04 = 55,436.24 : x
  2. Step 2: Convert to fraction form
    188,552.72/282,842.04 = 55,436.24/x
  3. Step 3: Cross multiply
    188,552.72x = 282,842.04 × 55,436.24
  4. Step 4: Simplify right side
    188,552.72x = 15,679,699,211.53
  5. Step 5: Solve for x
    x = 15,679,699,211.53/188,552.72
  6. Step 6: Final answer
    x = 83,158.17

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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.