Home / 158,814.76-238,171.84-52,181.20

Finding the Fourth Proportional to 158,814.76, 238,171.84 and 52,181.20

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Solution

The fourth proportional to 158,814.76, 238,171.84 and 52,181.20 is: 78,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,814.76 : 238,171.84 = 52,181.20 : x
  2. Step 2: Convert to fraction form
    158,814.76/238,171.84 = 52,181.20/x
  3. Step 3: Cross multiply
    158,814.76x = 238,171.84 × 52,181.20
  4. Step 4: Simplify right side
    158,814.76x = 12,428,092,417.41
  5. Step 5: Solve for x
    x = 12,428,092,417.41/158,814.76
  6. Step 6: Final answer
    x = 78,255.27

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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.