Home / 238,068.52-356,853.60-80,242.42

Finding the Fourth Proportional to 238,068.52, 356,853.60 and 80,242.42

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Solution

The fourth proportional to 238,068.52, 356,853.60 and 80,242.42 is: 120,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,068.52 : 356,853.60 = 80,242.42 : x
  2. Step 2: Convert to fraction form
    238,068.52/356,853.60 = 80,242.42/x
  3. Step 3: Cross multiply
    238,068.52x = 356,853.60 × 80,242.42
  4. Step 4: Simplify right side
    238,068.52x = 28,634,796,449.71
  5. Step 5: Solve for x
    x = 28,634,796,449.71/238,068.52
  6. Step 6: Final answer
    x = 120,279.64

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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.