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Finding the Fourth Proportional to 192,646.94, 265,872.78 and 110,978.01

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Solution

The fourth proportional to 192,646.94, 265,872.78 and 110,978.01 is: 153,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,646.94 : 265,872.78 = 110,978.01 : x
  2. Step 2: Convert to fraction form
    192,646.94/265,872.78 = 110,978.01/x
  3. Step 3: Cross multiply
    192,646.94x = 265,872.78 × 110,978.01
  4. Step 4: Simplify right side
    192,646.94x = 29,506,032,037.57
  5. Step 5: Solve for x
    x = 29,506,032,037.57/192,646.94
  6. Step 6: Final answer
    x = 153,161.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.