Home / 132,760.04-183,192.72-75,378.44

Finding the Fourth Proportional to 132,760.04, 183,192.72 and 75,378.44

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Solution

The fourth proportional to 132,760.04, 183,192.72 and 75,378.44 is: 104,013.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,760.04 : 183,192.72 = 75,378.44 : x
  2. Step 2: Convert to fraction form
    132,760.04/183,192.72 = 75,378.44/x
  3. Step 3: Cross multiply
    132,760.04x = 183,192.72 × 75,378.44
  4. Step 4: Simplify right side
    132,760.04x = 13,808,781,452.96
  5. Step 5: Solve for x
    x = 13,808,781,452.96/132,760.04
  6. Step 6: Final answer
    x = 104,013.09

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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.