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Finding the Fourth Proportional to 84,684.68, 116,863.10 and 52,410.71

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Solution

The fourth proportional to 84,684.68, 116,863.10 and 52,410.71 is: 72,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,684.68 : 116,863.10 = 52,410.71 : x
  2. Step 2: Convert to fraction form
    84,684.68/116,863.10 = 52,410.71/x
  3. Step 3: Cross multiply
    84,684.68x = 116,863.10 × 52,410.71
  4. Step 4: Simplify right side
    84,684.68x = 6,124,877,197.43
  5. Step 5: Solve for x
    x = 6,124,877,197.43/84,684.68
  6. Step 6: Final answer
    x = 72,325.69

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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.