Home / 61,723.56-85,098.96-50,381.40

Finding the Fourth Proportional to 61,723.56, 85,098.96 and 50,381.40

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Solution

The fourth proportional to 61,723.56, 85,098.96 and 50,381.40 is: 69,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,723.56 : 85,098.96 = 50,381.40 : x
  2. Step 2: Convert to fraction form
    61,723.56/85,098.96 = 50,381.40/x
  3. Step 3: Cross multiply
    61,723.56x = 85,098.96 × 50,381.40
  4. Step 4: Simplify right side
    61,723.56x = 4,287,404,743.34
  5. Step 5: Solve for x
    x = 4,287,404,743.34/61,723.56
  6. Step 6: Final answer
    x = 69,461.40

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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.