Home / 99,485.36-149,223.18-37,151

Finding the Fourth Proportional to 99,485.36, 149,223.18 and 37,151

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Solution

The fourth proportional to 99,485.36, 149,223.18 and 37,151 is: 55,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,485.36 : 149,223.18 = 37,151 : x
  2. Step 2: Convert to fraction form
    99,485.36/149,223.18 = 37,151/x
  3. Step 3: Cross multiply
    99,485.36x = 149,223.18 × 37,151
  4. Step 4: Simplify right side
    99,485.36x = 5,543,790,360.18
  5. Step 5: Solve for x
    x = 5,543,790,360.18/99,485.36
  6. Step 6: Final answer
    x = 55,724.69

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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.