Home / 98,776.92-148,174.29-32,199.78

Finding the Fourth Proportional to 98,776.92, 148,174.29 and 32,199.78

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Solution

The fourth proportional to 98,776.92, 148,174.29 and 32,199.78 is: 48,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,776.92 : 148,174.29 = 32,199.78 : x
  2. Step 2: Convert to fraction form
    98,776.92/148,174.29 = 32,199.78/x
  3. Step 3: Cross multiply
    98,776.92x = 148,174.29 × 32,199.78
  4. Step 4: Simplify right side
    98,776.92x = 4,771,179,539.66
  5. Step 5: Solve for x
    x = 4,771,179,539.66/98,776.92
  6. Step 6: Final answer
    x = 48,302.57

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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.