Home / 99,604.18-149,424.04-33,048.30

Finding the Fourth Proportional to 99,604.18, 149,424.04 and 33,048.30

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Solution

The fourth proportional to 99,604.18, 149,424.04 and 33,048.30 is: 49,578.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,604.18 : 149,424.04 = 33,048.30 : x
  2. Step 2: Convert to fraction form
    99,604.18/149,424.04 = 33,048.30/x
  3. Step 3: Cross multiply
    99,604.18x = 149,424.04 × 33,048.30
  4. Step 4: Simplify right side
    99,604.18x = 4,938,211,102.78
  5. Step 5: Solve for x
    x = 4,938,211,102.78/99,604.18
  6. Step 6: Final answer
    x = 49,578.35

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1.5x scale

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.