Home / 224,220.11-309,248.73-143,655.14

Finding the Fourth Proportional to 224,220.11, 309,248.73 and 143,655.14

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Solution

The fourth proportional to 224,220.11, 309,248.73 and 143,655.14 is: 198,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,220.11 : 309,248.73 = 143,655.14 : x
  2. Step 2: Convert to fraction form
    224,220.11/309,248.73 = 143,655.14/x
  3. Step 3: Cross multiply
    224,220.11x = 309,248.73 × 143,655.14
  4. Step 4: Simplify right side
    224,220.11x = 44,425,168,056.73
  5. Step 5: Solve for x
    x = 44,425,168,056.73/224,220.11
  6. Step 6: Final answer
    x = 198,131.96

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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.