Home / 97,741.60-146,612.40-73,165.60

Finding the Fourth Proportional to 97,741.60, 146,612.40 and 73,165.60

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Solution

The fourth proportional to 97,741.60, 146,612.40 and 73,165.60 is: 109,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,741.60 : 146,612.40 = 73,165.60 : x
  2. Step 2: Convert to fraction form
    97,741.60/146,612.40 = 73,165.60/x
  3. Step 3: Cross multiply
    97,741.60x = 146,612.40 × 73,165.60
  4. Step 4: Simplify right side
    97,741.60x = 10,726,984,213.44
  5. Step 5: Solve for x
    x = 10,726,984,213.44/97,741.60
  6. Step 6: Final answer
    x = 109,748.40

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Similar ratio
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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.