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Finding the Fourth Proportional to 178,164.20, 267,246.30 and 176,935.40

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Solution

The fourth proportional to 178,164.20, 267,246.30 and 176,935.40 is: 265,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,164.20 : 267,246.30 = 176,935.40 : x
  2. Step 2: Convert to fraction form
    178,164.20/267,246.30 = 176,935.40/x
  3. Step 3: Cross multiply
    178,164.20x = 267,246.30 × 176,935.40
  4. Step 4: Simplify right side
    178,164.20x = 47,285,330,989.02
  5. Step 5: Solve for x
    x = 47,285,330,989.02/178,164.20
  6. Step 6: Final answer
    x = 265,403.10

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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.