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Finding the Fourth Proportional to 157,883.58, 236,819.94 and 39,555.96

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Solution

The fourth proportional to 157,883.58, 236,819.94 and 39,555.96 is: 59,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,883.58 : 236,819.94 = 39,555.96 : x
  2. Step 2: Convert to fraction form
    157,883.58/236,819.94 = 39,555.96/x
  3. Step 3: Cross multiply
    157,883.58x = 236,819.94 × 39,555.96
  4. Step 4: Simplify right side
    157,883.58x = 9,367,640,073.84
  5. Step 5: Solve for x
    x = 9,367,640,073.84/157,883.58
  6. Step 6: Final answer
    x = 59,332.58

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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.