Home / 61,672.36-92,419.98-30,471.16

Finding the Fourth Proportional to 61,672.36, 92,419.98 and 30,471.16

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Solution

The fourth proportional to 61,672.36, 92,419.98 and 30,471.16 is: 45,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,672.36 : 92,419.98 = 30,471.16 : x
  2. Step 2: Convert to fraction form
    61,672.36/92,419.98 = 30,471.16/x
  3. Step 3: Cross multiply
    61,672.36x = 92,419.98 × 30,471.16
  4. Step 4: Simplify right side
    61,672.36x = 2,816,143,997.78
  5. Step 5: Solve for x
    x = 2,816,143,997.78/61,672.36
  6. Step 6: Final answer
    x = 45,662.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.