Home / 84,365.39-116,447.34-52,515.38

Finding the Fourth Proportional to 84,365.39, 116,447.34 and 52,515.38

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Solution

The fourth proportional to 84,365.39, 116,447.34 and 52,515.38 is: 72,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,365.39 : 116,447.34 = 52,515.38 : x
  2. Step 2: Convert to fraction form
    84,365.39/116,447.34 = 52,515.38/x
  3. Step 3: Cross multiply
    84,365.39x = 116,447.34 × 52,515.38
  4. Step 4: Simplify right side
    84,365.39x = 6,115,275,727.85
  5. Step 5: Solve for x
    x = 6,115,275,727.85/84,365.39
  6. Step 6: Final answer
    x = 72,485.60

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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.