Home / 66,901.41-92,322.56-41,400.99

Finding the Fourth Proportional to 66,901.41, 92,322.56 and 41,400.99

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Solution

The fourth proportional to 66,901.41, 92,322.56 and 41,400.99 is: 57,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,901.41 : 92,322.56 = 41,400.99 : x
  2. Step 2: Convert to fraction form
    66,901.41/92,322.56 = 41,400.99/x
  3. Step 3: Cross multiply
    66,901.41x = 92,322.56 × 41,400.99
  4. Step 4: Simplify right side
    66,901.41x = 3,822,245,486.84
  5. Step 5: Solve for x
    x = 3,822,245,486.84/66,901.41
  6. Step 6: Final answer
    x = 57,132.51

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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.