Home / 218,015.96-326,740.97-97,984.22

Finding the Fourth Proportional to 218,015.96, 326,740.97 and 97,984.22

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Solution

The fourth proportional to 218,015.96, 326,740.97 and 97,984.22 is: 146,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,015.96 : 326,740.97 = 97,984.22 : x
  2. Step 2: Convert to fraction form
    218,015.96/326,740.97 = 97,984.22/x
  3. Step 3: Cross multiply
    218,015.96x = 326,740.97 × 97,984.22
  4. Step 4: Simplify right side
    218,015.96x = 32,015,457,698.75
  5. Step 5: Solve for x
    x = 32,015,457,698.75/218,015.96
  6. Step 6: Final answer
    x = 146,849.15

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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.