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Finding the Fourth Proportional to 84,193.96, 116,187.06 and 46,468.20

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Solution

The fourth proportional to 84,193.96, 116,187.06 and 46,468.20 is: 64,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,193.96 : 116,187.06 = 46,468.20 : x
  2. Step 2: Convert to fraction form
    84,193.96/116,187.06 = 46,468.20/x
  3. Step 3: Cross multiply
    84,193.96x = 116,187.06 × 46,468.20
  4. Step 4: Simplify right side
    84,193.96x = 5,399,003,541.49
  5. Step 5: Solve for x
    x = 5,399,003,541.49/84,193.96
  6. Step 6: Final answer
    x = 64,125.78

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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.