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Finding the Fourth Proportional to 65,191.76, 97,683.48 and 41,798.80

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Solution

The fourth proportional to 65,191.76, 97,683.48 and 41,798.80 is: 62,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,191.76 : 97,683.48 = 41,798.80 : x
  2. Step 2: Convert to fraction form
    65,191.76/97,683.48 = 41,798.80/x
  3. Step 3: Cross multiply
    65,191.76x = 97,683.48 × 41,798.80
  4. Step 4: Simplify right side
    65,191.76x = 4,083,052,243.82
  5. Step 5: Solve for x
    x = 4,083,052,243.82/65,191.76
  6. Step 6: Final answer
    x = 62,631.42

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1.5x scale

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.