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Finding the Fourth Proportional to 67,340.79, 92,930.94 and 37,127.22

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Solution

The fourth proportional to 67,340.79, 92,930.94 and 37,127.22 is: 51,235.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,340.79 : 92,930.94 = 37,127.22 : x
  2. Step 2: Convert to fraction form
    67,340.79/92,930.94 = 37,127.22/x
  3. Step 3: Cross multiply
    67,340.79x = 92,930.94 × 37,127.22
  4. Step 4: Simplify right side
    67,340.79x = 3,450,267,454.19
  5. Step 5: Solve for x
    x = 3,450,267,454.19/67,340.79
  6. Step 6: Final answer
    x = 51,235.92

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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.