Home / 557,513.10-836,301.38-158,122.28

Finding the Fourth Proportional to 557,513.10, 836,301.38 and 158,122.28

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Solution

The fourth proportional to 557,513.10, 836,301.38 and 158,122.28 is: 237,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,513.10 : 836,301.38 = 158,122.28 : x
  2. Step 2: Convert to fraction form
    557,513.10/836,301.38 = 158,122.28/x
  3. Step 3: Cross multiply
    557,513.10x = 836,301.38 × 158,122.28
  4. Step 4: Simplify right side
    557,513.10x = 132,237,882,272.89
  5. Step 5: Solve for x
    x = 132,237,882,272.89/557,513.10
  6. Step 6: Final answer
    x = 237,192.42

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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.