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Finding the Fourth Proportional to 178,233.48, 245,928.42 and 110,258.28

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Solution

The fourth proportional to 178,233.48, 245,928.42 and 110,258.28 is: 152,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,233.48 : 245,928.42 = 110,258.28 : x
  2. Step 2: Convert to fraction form
    178,233.48/245,928.42 = 110,258.28/x
  3. Step 3: Cross multiply
    178,233.48x = 245,928.42 × 110,258.28
  4. Step 4: Simplify right side
    178,233.48x = 27,115,644,592.32
  5. Step 5: Solve for x
    x = 27,115,644,592.32/178,233.48
  6. Step 6: Final answer
    x = 152,135.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.