Home / 67,370.94-92,964.51-39,071.16

Finding the Fourth Proportional to 67,370.94, 92,964.51 and 39,071.16

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Solution

The fourth proportional to 67,370.94, 92,964.51 and 39,071.16 is: 53,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370.94 : 92,964.51 = 39,071.16 : x
  2. Step 2: Convert to fraction form
    67,370.94/92,964.51 = 39,071.16/x
  3. Step 3: Cross multiply
    67,370.94x = 92,964.51 × 39,071.16
  4. Step 4: Simplify right side
    67,370.94x = 3,632,231,244.53
  5. Step 5: Solve for x
    x = 3,632,231,244.53/67,370.94
  6. Step 6: Final answer
    x = 53,913.92

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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.