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Finding the Fourth Proportional to 178,194.06, 267,258.81 and 71,573.71

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Solution

The fourth proportional to 178,194.06, 267,258.81 and 71,573.71 is: 107,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,194.06 : 267,258.81 = 71,573.71 : x
  2. Step 2: Convert to fraction form
    178,194.06/267,258.81 = 71,573.71/x
  3. Step 3: Cross multiply
    178,194.06x = 267,258.81 × 71,573.71
  4. Step 4: Simplify right side
    178,194.06x = 19,128,705,312.66
  5. Step 5: Solve for x
    x = 19,128,705,312.66/178,194.06
  6. Step 6: Final answer
    x = 107,347.60

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1.5x scale

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.