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Finding the Fourth Proportional to 94,773.89, 142,191.60 and 28,214.60

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Solution

The fourth proportional to 94,773.89, 142,191.60 and 28,214.60 is: 42,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,773.89 : 142,191.60 = 28,214.60 : x
  2. Step 2: Convert to fraction form
    94,773.89/142,191.60 = 28,214.60/x
  3. Step 3: Cross multiply
    94,773.89x = 142,191.60 × 28,214.60
  4. Step 4: Simplify right side
    94,773.89x = 4,011,878,939.62
  5. Step 5: Solve for x
    x = 4,011,878,939.62/94,773.89
  6. Step 6: Final answer
    x = 42,331.06

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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.