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Finding the Fourth Proportional to 192,646.08, 265,871.56 and 110,977.12

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Solution

The fourth proportional to 192,646.08, 265,871.56 and 110,977.12 is: 153,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,646.08 : 265,871.56 = 110,977.12 : x
  2. Step 2: Convert to fraction form
    192,646.08/265,871.56 = 110,977.12/x
  3. Step 3: Cross multiply
    192,646.08x = 265,871.56 × 110,977.12
  4. Step 4: Simplify right side
    192,646.08x = 29,505,660,018.71
  5. Step 5: Solve for x
    x = 29,505,660,018.71/192,646.08
  6. Step 6: Final answer
    x = 153,159.93

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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.