Home / 66,820.74-92,177.66-41,318.95

Finding the Fourth Proportional to 66,820.74, 92,177.66 and 41,318.95

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Solution

The fourth proportional to 66,820.74, 92,177.66 and 41,318.95 is: 56,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,820.74 : 92,177.66 = 41,318.95 : x
  2. Step 2: Convert to fraction form
    66,820.74/92,177.66 = 41,318.95/x
  3. Step 3: Cross multiply
    66,820.74x = 92,177.66 × 41,318.95
  4. Step 4: Simplify right side
    66,820.74x = 3,808,683,918.06
  5. Step 5: Solve for x
    x = 3,808,683,918.06/66,820.74
  6. Step 6: Final answer
    x = 56,998.53

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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.