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Finding the Fourth Proportional to 60,133.41, 82,990.44 and 34,640.82

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Solution

The fourth proportional to 60,133.41, 82,990.44 and 34,640.82 is: 47,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,133.41 : 82,990.44 = 34,640.82 : x
  2. Step 2: Convert to fraction form
    60,133.41/82,990.44 = 34,640.82/x
  3. Step 3: Cross multiply
    60,133.41x = 82,990.44 × 34,640.82
  4. Step 4: Simplify right side
    60,133.41x = 2,874,856,893.76
  5. Step 5: Solve for x
    x = 2,874,856,893.76/60,133.41
  6. Step 6: Final answer
    x = 47,807.98

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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.