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Finding the Fourth Proportional to 84,173.72, 126,275.76 and 24,199.29

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Solution

The fourth proportional to 84,173.72, 126,275.76 and 24,199.29 is: 36,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,173.72 : 126,275.76 = 24,199.29 : x
  2. Step 2: Convert to fraction form
    84,173.72/126,275.76 = 24,199.29/x
  3. Step 3: Cross multiply
    84,173.72x = 126,275.76 × 24,199.29
  4. Step 4: Simplify right side
    84,173.72x = 3,055,783,736.21
  5. Step 5: Solve for x
    x = 3,055,783,736.21/84,173.72
  6. Step 6: Final answer
    x = 36,303.30

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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.