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Finding the Fourth Proportional to 45,643.68, 68,462.64 and 16,064.16

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Solution

The fourth proportional to 45,643.68, 68,462.64 and 16,064.16 is: 24,095.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,643.68 : 68,462.64 = 16,064.16 : x
  2. Step 2: Convert to fraction form
    45,643.68/68,462.64 = 16,064.16/x
  3. Step 3: Cross multiply
    45,643.68x = 68,462.64 × 16,064.16
  4. Step 4: Simplify right side
    45,643.68x = 1,099,794,802.98
  5. Step 5: Solve for x
    x = 1,099,794,802.98/45,643.68
  6. Step 6: Final answer
    x = 24,095.23

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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.