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Finding the Fourth Proportional to 61,301.49, 91,952.12 and 16,928.12

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Solution

The fourth proportional to 61,301.49, 91,952.12 and 16,928.12 is: 25,392.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,301.49 : 91,952.12 = 16,928.12 : x
  2. Step 2: Convert to fraction form
    61,301.49/91,952.12 = 16,928.12/x
  3. Step 3: Cross multiply
    61,301.49x = 91,952.12 × 16,928.12
  4. Step 4: Simplify right side
    61,301.49x = 1,556,576,698.59
  5. Step 5: Solve for x
    x = 1,556,576,698.59/61,301.49
  6. Step 6: Final answer
    x = 25,392.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.