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Finding the Fourth Proportional to 174,254.40, 261,381.60 and 167,693.40

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Solution

The fourth proportional to 174,254.40, 261,381.60 and 167,693.40 is: 251,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,254.40 : 261,381.60 = 167,693.40 : x
  2. Step 2: Convert to fraction form
    174,254.40/261,381.60 = 167,693.40/x
  3. Step 3: Cross multiply
    174,254.40x = 261,381.60 × 167,693.40
  4. Step 4: Simplify right side
    174,254.40x = 43,831,969,201.44
  5. Step 5: Solve for x
    x = 43,831,969,201.44/174,254.40
  6. Step 6: Final answer
    x = 251,540.10

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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.