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Finding the Fourth Proportional to 178,632.60, 267,948.90 and 94,651.80

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Solution

The fourth proportional to 178,632.60, 267,948.90 and 94,651.80 is: 141,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,632.60 : 267,948.90 = 94,651.80 : x
  2. Step 2: Convert to fraction form
    178,632.60/267,948.90 = 94,651.80/x
  3. Step 3: Cross multiply
    178,632.60x = 267,948.90 × 94,651.80
  4. Step 4: Simplify right side
    178,632.60x = 25,361,845,693.02
  5. Step 5: Solve for x
    x = 25,361,845,693.02/178,632.60
  6. Step 6: Final answer
    x = 141,977.70

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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.