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Finding the Fourth Proportional to 157,494.52, 236,199.66 and 107,566.12

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Solution

The fourth proportional to 157,494.52, 236,199.66 and 107,566.12 is: 161,320.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,494.52 : 236,199.66 = 107,566.12 : x
  2. Step 2: Convert to fraction form
    157,494.52/236,199.66 = 107,566.12/x
  3. Step 3: Cross multiply
    157,494.52x = 236,199.66 × 107,566.12
  4. Step 4: Simplify right side
    157,494.52x = 25,407,080,971.52
  5. Step 5: Solve for x
    x = 25,407,080,971.52/157,494.52
  6. Step 6: Final answer
    x = 161,320.41

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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.