Home / 148,977.24-223,395.54-54,141.36

Finding the Fourth Proportional to 148,977.24, 223,395.54 and 54,141.36

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Solution

The fourth proportional to 148,977.24, 223,395.54 and 54,141.36 is: 81,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,977.24 : 223,395.54 = 54,141.36 : x
  2. Step 2: Convert to fraction form
    148,977.24/223,395.54 = 54,141.36/x
  3. Step 3: Cross multiply
    148,977.24x = 223,395.54 × 54,141.36
  4. Step 4: Simplify right side
    148,977.24x = 12,094,938,353.53
  5. Step 5: Solve for x
    x = 12,094,938,353.53/148,977.24
  6. Step 6: Final answer
    x = 81,186.48

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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.