Home / 66,262.74-91,316.61-47,367.06

Finding the Fourth Proportional to 66,262.74, 91,316.61 and 47,367.06

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Solution

The fourth proportional to 66,262.74, 91,316.61 and 47,367.06 is: 65,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,262.74 : 91,316.61 = 47,367.06 : x
  2. Step 2: Convert to fraction form
    66,262.74/91,316.61 = 47,367.06/x
  3. Step 3: Cross multiply
    66,262.74x = 91,316.61 × 47,367.06
  4. Step 4: Simplify right side
    66,262.74x = 4,325,399,344.87
  5. Step 5: Solve for x
    x = 4,325,399,344.87/66,262.74
  6. Step 6: Final answer
    x = 65,276.49

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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.