Home / 133,088.87-199,606.28-48,820.39

Finding the Fourth Proportional to 133,088.87, 199,606.28 and 48,820.39

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Solution

The fourth proportional to 133,088.87, 199,606.28 and 48,820.39 is: 73,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,088.87 : 199,606.28 = 48,820.39 : x
  2. Step 2: Convert to fraction form
    133,088.87/199,606.28 = 48,820.39/x
  3. Step 3: Cross multiply
    133,088.87x = 199,606.28 × 48,820.39
  4. Step 4: Simplify right side
    133,088.87x = 9,744,855,692.93
  5. Step 5: Solve for x
    x = 9,744,855,692.93/133,088.87
  6. Step 6: Final answer
    x = 73,220.66

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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.