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Finding the Fourth Proportional to 158,812.58, 238,182.48 and 94,788.78

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Solution

The fourth proportional to 158,812.58, 238,182.48 and 94,788.78 is: 142,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,812.58 : 238,182.48 = 94,788.78 : x
  2. Step 2: Convert to fraction form
    158,812.58/238,182.48 = 94,788.78/x
  3. Step 3: Cross multiply
    158,812.58x = 238,182.48 × 94,788.78
  4. Step 4: Simplify right side
    158,812.58x = 22,577,026,696.57
  5. Step 5: Solve for x
    x = 22,577,026,696.57/158,812.58
  6. Step 6: Final answer
    x = 142,161.45

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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.