Home / 66,541.82-91,829.15-36,328.41

Finding the Fourth Proportional to 66,541.82, 91,829.15 and 36,328.41

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Solution

The fourth proportional to 66,541.82, 91,829.15 and 36,328.41 is: 50,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541.82 : 91,829.15 = 36,328.41 : x
  2. Step 2: Convert to fraction form
    66,541.82/91,829.15 = 36,328.41/x
  3. Step 3: Cross multiply
    66,541.82x = 91,829.15 × 36,328.41
  4. Step 4: Simplify right side
    66,541.82x = 3,336,006,829.51
  5. Step 5: Solve for x
    x = 3,336,006,829.51/66,541.82
  6. Step 6: Final answer
    x = 50,133.99

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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.