Home / 84,397.75-116,464.18-46,149.70

Finding the Fourth Proportional to 84,397.75, 116,464.18 and 46,149.70

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Solution

The fourth proportional to 84,397.75, 116,464.18 and 46,149.70 is: 63,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,397.75 : 116,464.18 = 46,149.70 : x
  2. Step 2: Convert to fraction form
    84,397.75/116,464.18 = 46,149.70/x
  3. Step 3: Cross multiply
    84,397.75x = 116,464.18 × 46,149.70
  4. Step 4: Simplify right side
    84,397.75x = 5,374,786,967.75
  5. Step 5: Solve for x
    x = 5,374,786,967.75/84,397.75
  6. Step 6: Final answer
    x = 63,684.01

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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.