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Finding the Fourth Proportional to 241,445.80, 362,168.70 and 178,460.20

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Solution

The fourth proportional to 241,445.80, 362,168.70 and 178,460.20 is: 267,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,445.80 : 362,168.70 = 178,460.20 : x
  2. Step 2: Convert to fraction form
    241,445.80/362,168.70 = 178,460.20/x
  3. Step 3: Cross multiply
    241,445.80x = 362,168.70 × 178,460.20
  4. Step 4: Simplify right side
    241,445.80x = 64,632,698,635.74
  5. Step 5: Solve for x
    x = 64,632,698,635.74/241,445.80
  6. Step 6: Final answer
    x = 267,690.30

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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.