Home / 227,595.48-314,137.98-138,246.36

Finding the Fourth Proportional to 227,595.48, 314,137.98 and 138,246.36

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Solution

The fourth proportional to 227,595.48, 314,137.98 and 138,246.36 is: 190,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,595.48 : 314,137.98 = 138,246.36 : x
  2. Step 2: Convert to fraction form
    227,595.48/314,137.98 = 138,246.36/x
  3. Step 3: Cross multiply
    227,595.48x = 314,137.98 × 138,246.36
  4. Step 4: Simplify right side
    227,595.48x = 43,428,432,272.75
  5. Step 5: Solve for x
    x = 43,428,432,272.75/227,595.48
  6. Step 6: Final answer
    x = 190,814.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.