Home / 157,469.40-236,204.10-57,632.85

Finding the Fourth Proportional to 157,469.40, 236,204.10 and 57,632.85

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Solution

The fourth proportional to 157,469.40, 236,204.10 and 57,632.85 is: 86,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469.40 : 236,204.10 = 57,632.85 : x
  2. Step 2: Convert to fraction form
    157,469.40/236,204.10 = 57,632.85/x
  3. Step 3: Cross multiply
    157,469.40x = 236,204.10 × 57,632.85
  4. Step 4: Simplify right side
    157,469.40x = 13,613,115,464.69
  5. Step 5: Solve for x
    x = 13,613,115,464.69/157,469.40
  6. Step 6: Final answer
    x = 86,449.28

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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.