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Finding the Fourth Proportional to 110,168.19, 165,136.95 and 46,162.98

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Solution

The fourth proportional to 110,168.19, 165,136.95 and 46,162.98 is: 69,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,168.19 : 165,136.95 = 46,162.98 : x
  2. Step 2: Convert to fraction form
    110,168.19/165,136.95 = 46,162.98/x
  3. Step 3: Cross multiply
    110,168.19x = 165,136.95 × 46,162.98
  4. Step 4: Simplify right side
    110,168.19x = 7,623,213,720.11
  5. Step 5: Solve for x
    x = 7,623,213,720.11/110,168.19
  6. Step 6: Final answer
    x = 69,196.14

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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.