Home / 149,078.28-223,721.10-96,357

Finding the Fourth Proportional to 149,078.28, 223,721.10 and 96,357

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Solution

The fourth proportional to 149,078.28, 223,721.10 and 96,357 is: 144,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,078.28 : 223,721.10 = 96,357 : x
  2. Step 2: Convert to fraction form
    149,078.28/223,721.10 = 96,357/x
  3. Step 3: Cross multiply
    149,078.28x = 223,721.10 × 96,357
  4. Step 4: Simplify right side
    149,078.28x = 21,557,094,032.70
  5. Step 5: Solve for x
    x = 21,557,094,032.70/149,078.28
  6. Step 6: Final answer
    x = 144,602.51

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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.