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Finding the Fourth Proportional to 168,079.36, 252,119.04 and 97,958.40

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Solution

The fourth proportional to 168,079.36, 252,119.04 and 97,958.40 is: 146,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,079.36 : 252,119.04 = 97,958.40 : x
  2. Step 2: Convert to fraction form
    168,079.36/252,119.04 = 97,958.40/x
  3. Step 3: Cross multiply
    168,079.36x = 252,119.04 × 97,958.40
  4. Step 4: Simplify right side
    168,079.36x = 24,697,177,767.94
  5. Step 5: Solve for x
    x = 24,697,177,767.94/168,079.36
  6. Step 6: Final answer
    x = 146,937.60

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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.