Home / 178,693.12-268,039.84-54,034.24

Finding the Fourth Proportional to 178,693.12, 268,039.84 and 54,034.24

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Solution

The fourth proportional to 178,693.12, 268,039.84 and 54,034.24 is: 81,051.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,693.12 : 268,039.84 = 54,034.24 : x
  2. Step 2: Convert to fraction form
    178,693.12/268,039.84 = 54,034.24/x
  3. Step 3: Cross multiply
    178,693.12x = 268,039.84 × 54,034.24
  4. Step 4: Simplify right side
    178,693.12x = 14,483,329,044.12
  5. Step 5: Solve for x
    x = 14,483,329,044.12/178,693.12
  6. Step 6: Final answer
    x = 81,051.41

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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.