Home / 84,760.14-116,972.64-47,034.39

Finding the Fourth Proportional to 84,760.14, 116,972.64 and 47,034.39

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Solution

The fourth proportional to 84,760.14, 116,972.64 and 47,034.39 is: 64,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,760.14 : 116,972.64 = 47,034.39 : x
  2. Step 2: Convert to fraction form
    84,760.14/116,972.64 = 47,034.39/x
  3. Step 3: Cross multiply
    84,760.14x = 116,972.64 × 47,034.39
  4. Step 4: Simplify right side
    84,760.14x = 5,501,736,769.09
  5. Step 5: Solve for x
    x = 5,501,736,769.09/84,760.14
  6. Step 6: Final answer
    x = 64,909.48

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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.