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Finding the Fourth Proportional to 83,467.64, 115,184.76 and 45,741.08

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Solution

The fourth proportional to 83,467.64, 115,184.76 and 45,741.08 is: 63,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.64 : 115,184.76 = 45,741.08 : x
  2. Step 2: Convert to fraction form
    83,467.64/115,184.76 = 45,741.08/x
  3. Step 3: Cross multiply
    83,467.64x = 115,184.76 × 45,741.08
  4. Step 4: Simplify right side
    83,467.64x = 5,268,675,321.94
  5. Step 5: Solve for x
    x = 5,268,675,321.94/83,467.64
  6. Step 6: Final answer
    x = 63,122.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.