Home / 84,729.68-116,940.88-47,016.08

Finding the Fourth Proportional to 84,729.68, 116,940.88 and 47,016.08

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Solution

The fourth proportional to 84,729.68, 116,940.88 and 47,016.08 is: 64,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,729.68 : 116,940.88 = 47,016.08 : x
  2. Step 2: Convert to fraction form
    84,729.68/116,940.88 = 47,016.08/x
  3. Step 3: Cross multiply
    84,729.68x = 116,940.88 × 47,016.08
  4. Step 4: Simplify right side
    84,729.68x = 5,498,101,769.35
  5. Step 5: Solve for x
    x = 5,498,101,769.35/84,729.68
  6. Step 6: Final answer
    x = 64,889.92

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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.