Home / 60,133.98-82,979.24-40,713.38

Finding the Fourth Proportional to 60,133.98, 82,979.24 and 40,713.38

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Solution

The fourth proportional to 60,133.98, 82,979.24 and 40,713.38 is: 56,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,133.98 : 82,979.24 = 40,713.38 : x
  2. Step 2: Convert to fraction form
    60,133.98/82,979.24 = 40,713.38/x
  3. Step 3: Cross multiply
    60,133.98x = 82,979.24 × 40,713.38
  4. Step 4: Simplify right side
    60,133.98x = 3,378,365,330.23
  5. Step 5: Solve for x
    x = 3,378,365,330.23/60,133.98
  6. Step 6: Final answer
    x = 56,180.64

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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.