Home / 211,543.04-317,016.20-116,815.87

Finding the Fourth Proportional to 211,543.04, 317,016.20 and 116,815.87

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Solution

The fourth proportional to 211,543.04, 317,016.20 and 116,815.87 is: 175,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,543.04 : 317,016.20 = 116,815.87 : x
  2. Step 2: Convert to fraction form
    211,543.04/317,016.20 = 116,815.87/x
  3. Step 3: Cross multiply
    211,543.04x = 317,016.20 × 116,815.87
  4. Step 4: Simplify right side
    211,543.04x = 37,032,522,706.59
  5. Step 5: Solve for x
    x = 37,032,522,706.59/211,543.04
  6. Step 6: Final answer
    x = 175,059.04

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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.