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Finding the Fourth Proportional to 60,673.80, 91,010.70 and 57,952.20

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Solution

The fourth proportional to 60,673.80, 91,010.70 and 57,952.20 is: 86,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,673.80 : 91,010.70 = 57,952.20 : x
  2. Step 2: Convert to fraction form
    60,673.80/91,010.70 = 57,952.20/x
  3. Step 3: Cross multiply
    60,673.80x = 91,010.70 × 57,952.20
  4. Step 4: Simplify right side
    60,673.80x = 5,274,270,288.54
  5. Step 5: Solve for x
    x = 5,274,270,288.54/60,673.80
  6. Step 6: Final answer
    x = 86,928.30

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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.