Home / 224,243.08-309,377.83-143,715.01

Finding the Fourth Proportional to 224,243.08, 309,377.83 and 143,715.01

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Solution

The fourth proportional to 224,243.08, 309,377.83 and 143,715.01 is: 198,276.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,243.08 : 309,377.83 = 143,715.01 : x
  2. Step 2: Convert to fraction form
    224,243.08/309,377.83 = 143,715.01/x
  3. Step 3: Cross multiply
    224,243.08x = 309,377.83 × 143,715.01
  4. Step 4: Simplify right side
    224,243.08x = 44,462,237,932.23
  5. Step 5: Solve for x
    x = 44,462,237,932.23/224,243.08
  6. Step 6: Final answer
    x = 198,276.97

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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.