Home / 89,019.85-133,529.77-29,855.35

Finding the Fourth Proportional to 89,019.85, 133,529.77 and 29,855.35

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Solution

The fourth proportional to 89,019.85, 133,529.77 and 29,855.35 is: 44,783.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,019.85 : 133,529.77 = 29,855.35 : x
  2. Step 2: Convert to fraction form
    89,019.85/133,529.77 = 29,855.35/x
  3. Step 3: Cross multiply
    89,019.85x = 133,529.77 × 29,855.35
  4. Step 4: Simplify right side
    89,019.85x = 3,986,578,306.97
  5. Step 5: Solve for x
    x = 3,986,578,306.97/89,019.85
  6. Step 6: Final answer
    x = 44,783.03

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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.