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Finding the Fourth Proportional to 274,232.31, 411,399.95 and 124,483.13

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Solution

The fourth proportional to 274,232.31, 411,399.95 and 124,483.13 is: 186,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,232.31 : 411,399.95 = 124,483.13 : x
  2. Step 2: Convert to fraction form
    274,232.31/411,399.95 = 124,483.13/x
  3. Step 3: Cross multiply
    274,232.31x = 411,399.95 × 124,483.13
  4. Step 4: Simplify right side
    274,232.31x = 51,212,352,321.18
  5. Step 5: Solve for x
    x = 51,212,352,321.18/274,232.31
  6. Step 6: Final answer
    x = 186,748.06

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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.