Home / 224,220.85-309,249.77-143,655.89

Finding the Fourth Proportional to 224,220.85, 309,249.77 and 143,655.89

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Solution

The fourth proportional to 224,220.85, 309,249.77 and 143,655.89 is: 198,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,220.85 : 309,249.77 = 143,655.89 : x
  2. Step 2: Convert to fraction form
    224,220.85/309,249.77 = 143,655.89/x
  3. Step 3: Cross multiply
    224,220.85x = 309,249.77 × 143,655.89
  4. Step 4: Simplify right side
    224,220.85x = 44,425,548,677.12
  5. Step 5: Solve for x
    x = 44,425,548,677.12/224,220.85
  6. Step 6: Final answer
    x = 198,133.00

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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.