Home / 99,785.17-149,701.67-33,225.90

Finding the Fourth Proportional to 99,785.17, 149,701.67 and 33,225.90

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Solution

The fourth proportional to 99,785.17, 149,701.67 and 33,225.90 is: 49,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,785.17 : 149,701.67 = 33,225.90 : x
  2. Step 2: Convert to fraction form
    99,785.17/149,701.67 = 33,225.90/x
  3. Step 3: Cross multiply
    99,785.17x = 149,701.67 × 33,225.90
  4. Step 4: Simplify right side
    99,785.17x = 4,973,972,114.34
  5. Step 5: Solve for x
    x = 4,973,972,114.34/99,785.17
  6. Step 6: Final answer
    x = 49,846.81

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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.