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Finding the Fourth Proportional to 63,407.95, 95,146.94 and 35,343.81

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Solution

The fourth proportional to 63,407.95, 95,146.94 and 35,343.81 is: 53,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407.95 : 95,146.94 = 35,343.81 : x
  2. Step 2: Convert to fraction form
    63,407.95/95,146.94 = 35,343.81/x
  3. Step 3: Cross multiply
    63,407.95x = 95,146.94 × 35,343.81
  4. Step 4: Simplify right side
    63,407.95x = 3,362,855,369.44
  5. Step 5: Solve for x
    x = 3,362,855,369.44/63,407.95
  6. Step 6: Final answer
    x = 53,035.23

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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.