Home / 175,921.40-263,385.30-136,933.40

Finding the Fourth Proportional to 175,921.40, 263,385.30 and 136,933.40

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Solution

The fourth proportional to 175,921.40, 263,385.30 and 136,933.40 is: 205,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,921.40 : 263,385.30 = 136,933.40 : x
  2. Step 2: Convert to fraction form
    175,921.40/263,385.30 = 136,933.40/x
  3. Step 3: Cross multiply
    175,921.40x = 263,385.30 × 136,933.40
  4. Step 4: Simplify right side
    175,921.40x = 36,066,244,639.02
  5. Step 5: Solve for x
    x = 36,066,244,639.02/175,921.40
  6. Step 6: Final answer
    x = 205,013.40

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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.