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Finding the Fourth Proportional to 178,150.60, 267,225.90 and 162,080.20

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Solution

The fourth proportional to 178,150.60, 267,225.90 and 162,080.20 is: 243,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,150.60 : 267,225.90 = 162,080.20 : x
  2. Step 2: Convert to fraction form
    178,150.60/267,225.90 = 162,080.20/x
  3. Step 3: Cross multiply
    178,150.60x = 267,225.90 × 162,080.20
  4. Step 4: Simplify right side
    178,150.60x = 43,312,027,317.18
  5. Step 5: Solve for x
    x = 43,312,027,317.18/178,150.60
  6. Step 6: Final answer
    x = 243,120.30

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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.