Home / 178,258.73-245,973.66-106,612.61

Finding the Fourth Proportional to 178,258.73, 245,973.66 and 106,612.61

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Solution

The fourth proportional to 178,258.73, 245,973.66 and 106,612.61 is: 147,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,258.73 : 245,973.66 = 106,612.61 : x
  2. Step 2: Convert to fraction form
    178,258.73/245,973.66 = 106,612.61/x
  3. Step 3: Cross multiply
    178,258.73x = 245,973.66 × 106,612.61
  4. Step 4: Simplify right side
    178,258.73x = 26,223,893,883.85
  5. Step 5: Solve for x
    x = 26,223,893,883.85/178,258.73
  6. Step 6: Final answer
    x = 147,111.41

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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.