Home / 71,656.29-98,871.24-41,430.60

Finding the Fourth Proportional to 71,656.29, 98,871.24 and 41,430.60

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Solution

The fourth proportional to 71,656.29, 98,871.24 and 41,430.60 is: 57,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,656.29 : 98,871.24 = 41,430.60 : x
  2. Step 2: Convert to fraction form
    71,656.29/98,871.24 = 41,430.60/x
  3. Step 3: Cross multiply
    71,656.29x = 98,871.24 × 41,430.60
  4. Step 4: Simplify right side
    71,656.29x = 4,096,294,795.94
  5. Step 5: Solve for x
    x = 4,096,294,795.94/71,656.29
  6. Step 6: Final answer
    x = 57,165.88

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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.