Home / 148,977.84-223,396.48-54,141.33

Finding the Fourth Proportional to 148,977.84, 223,396.48 and 54,141.33

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Solution

The fourth proportional to 148,977.84, 223,396.48 and 54,141.33 is: 81,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,977.84 : 223,396.48 = 54,141.33 : x
  2. Step 2: Convert to fraction form
    148,977.84/223,396.48 = 54,141.33/x
  3. Step 3: Cross multiply
    148,977.84x = 223,396.48 × 54,141.33
  4. Step 4: Simplify right side
    148,977.84x = 12,094,982,544.52
  5. Step 5: Solve for x
    x = 12,094,982,544.52/148,977.84
  6. Step 6: Final answer
    x = 81,186.45

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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.