Home / 211,868.70-317,543.85-93,414.30

Finding the Fourth Proportional to 211,868.70, 317,543.85 and 93,414.30

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Solution

The fourth proportional to 211,868.70, 317,543.85 and 93,414.30 is: 140,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,868.70 : 317,543.85 = 93,414.30 : x
  2. Step 2: Convert to fraction form
    211,868.70/317,543.85 = 93,414.30/x
  3. Step 3: Cross multiply
    211,868.70x = 317,543.85 × 93,414.30
  4. Step 4: Simplify right side
    211,868.70x = 29,663,136,467.06
  5. Step 5: Solve for x
    x = 29,663,136,467.06/211,868.70
  6. Step 6: Final answer
    x = 140,007.17

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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.