Home / 175,677.80-263,516.70-133,687.40

Finding the Fourth Proportional to 175,677.80, 263,516.70 and 133,687.40

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Solution

The fourth proportional to 175,677.80, 263,516.70 and 133,687.40 is: 200,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,677.80 : 263,516.70 = 133,687.40 : x
  2. Step 2: Convert to fraction form
    175,677.80/263,516.70 = 133,687.40/x
  3. Step 3: Cross multiply
    175,677.80x = 263,516.70 × 133,687.40
  4. Step 4: Simplify right side
    175,677.80x = 35,228,862,479.58
  5. Step 5: Solve for x
    x = 35,228,862,479.58/175,677.80
  6. Step 6: Final answer
    x = 200,531.10

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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.