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Finding the Fourth Proportional to 192,295.80, 265,419.89 and 110,633.40

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Solution

The fourth proportional to 192,295.80, 265,419.89 and 110,633.40 is: 152,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,295.80 : 265,419.89 = 110,633.40 : x
  2. Step 2: Convert to fraction form
    192,295.80/265,419.89 = 110,633.40/x
  3. Step 3: Cross multiply
    192,295.80x = 265,419.89 × 110,633.40
  4. Step 4: Simplify right side
    192,295.80x = 29,364,304,305.16
  5. Step 5: Solve for x
    x = 29,364,304,305.16/192,295.80
  6. Step 6: Final answer
    x = 152,703.83

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1.5x scale

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.