Home / 148,955.10-223,539.28-54,185.10

Finding the Fourth Proportional to 148,955.10, 223,539.28 and 54,185.10

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Solution

The fourth proportional to 148,955.10, 223,539.28 and 54,185.10 is: 81,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,955.10 : 223,539.28 = 54,185.10 : x
  2. Step 2: Convert to fraction form
    148,955.10/223,539.28 = 54,185.10/x
  3. Step 3: Cross multiply
    148,955.10x = 223,539.28 × 54,185.10
  4. Step 4: Simplify right side
    148,955.10x = 12,112,498,240.73
  5. Step 5: Solve for x
    x = 12,112,498,240.73/148,955.10
  6. Step 6: Final answer
    x = 81,316.44

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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.