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Finding the Fourth Proportional to 65,133.70, 97,632.15 and 41,459.38

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Solution

The fourth proportional to 65,133.70, 97,632.15 and 41,459.38 is: 62,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,133.70 : 97,632.15 = 41,459.38 : x
  2. Step 2: Convert to fraction form
    65,133.70/97,632.15 = 41,459.38/x
  3. Step 3: Cross multiply
    65,133.70x = 97,632.15 × 41,459.38
  4. Step 4: Simplify right side
    65,133.70x = 4,047,768,407.07
  5. Step 5: Solve for x
    x = 4,047,768,407.07/65,133.70
  6. Step 6: Final answer
    x = 62,145.53

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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.