Home / 99,389.99-149,085.81-36,255.35

Finding the Fourth Proportional to 99,389.99, 149,085.81 and 36,255.35

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Solution

The fourth proportional to 99,389.99, 149,085.81 and 36,255.35 is: 54,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,389.99 : 149,085.81 = 36,255.35 : x
  2. Step 2: Convert to fraction form
    99,389.99/149,085.81 = 36,255.35/x
  3. Step 3: Cross multiply
    99,389.99x = 149,085.81 × 36,255.35
  4. Step 4: Simplify right side
    99,389.99x = 5,405,158,594.30
  5. Step 5: Solve for x
    x = 5,405,158,594.30/99,389.99
  6. Step 6: Final answer
    x = 54,383.33

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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.