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Finding the Fourth Proportional to 79,082, 118,623.12 and 32,334.80

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Solution

The fourth proportional to 79,082, 118,623.12 and 32,334.80 is: 48,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,082 : 118,623.12 = 32,334.80 : x
  2. Step 2: Convert to fraction form
    79,082/118,623.12 = 32,334.80/x
  3. Step 3: Cross multiply
    79,082x = 118,623.12 × 32,334.80
  4. Step 4: Simplify right side
    79,082x = 3,835,654,860.58
  5. Step 5: Solve for x
    x = 3,835,654,860.58/79,082
  6. Step 6: Final answer
    x = 48,502.25

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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.