Home / 157,448.98-236,086.80-107,585.38

Finding the Fourth Proportional to 157,448.98, 236,086.80 and 107,585.38

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Solution

The fourth proportional to 157,448.98, 236,086.80 and 107,585.38 is: 161,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,448.98 : 236,086.80 = 107,585.38 : x
  2. Step 2: Convert to fraction form
    157,448.98/236,086.80 = 107,585.38/x
  3. Step 3: Cross multiply
    157,448.98x = 236,086.80 × 107,585.38
  4. Step 4: Simplify right side
    157,448.98x = 25,399,488,090.98
  5. Step 5: Solve for x
    x = 25,399,488,090.98/157,448.98
  6. Step 6: Final answer
    x = 161,318.85

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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.