Home / 224,299.22-309,511.41-123,690.74

Finding the Fourth Proportional to 224,299.22, 309,511.41 and 123,690.74

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Solution

The fourth proportional to 224,299.22, 309,511.41 and 123,690.74 is: 170,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,299.22 : 309,511.41 = 123,690.74 : x
  2. Step 2: Convert to fraction form
    224,299.22/309,511.41 = 123,690.74/x
  3. Step 3: Cross multiply
    224,299.22x = 309,511.41 × 123,690.74
  4. Step 4: Simplify right side
    224,299.22x = 38,283,695,341.34
  5. Step 5: Solve for x
    x = 38,283,695,341.34/224,299.22
  6. Step 6: Final answer
    x = 170,681.36

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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.