Home / 66,663.11-92,004.49-40,837.07

Finding the Fourth Proportional to 66,663.11, 92,004.49 and 40,837.07

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Solution

The fourth proportional to 66,663.11, 92,004.49 and 40,837.07 is: 56,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,663.11 : 92,004.49 = 40,837.07 : x
  2. Step 2: Convert to fraction form
    66,663.11/92,004.49 = 40,837.07/x
  3. Step 3: Cross multiply
    66,663.11x = 92,004.49 × 40,837.07
  4. Step 4: Simplify right side
    66,663.11x = 3,757,194,079.50
  5. Step 5: Solve for x
    x = 3,757,194,079.50/66,663.11
  6. Step 6: Final answer
    x = 56,360.92

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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.