Home / 99,946.62-149,945.90-29,825.93

Finding the Fourth Proportional to 99,946.62, 149,945.90 and 29,825.93

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Solution

The fourth proportional to 99,946.62, 149,945.90 and 29,825.93 is: 44,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,946.62 : 149,945.90 = 29,825.93 : x
  2. Step 2: Convert to fraction form
    99,946.62/149,945.90 = 29,825.93/x
  3. Step 3: Cross multiply
    99,946.62x = 149,945.90 × 29,825.93
  4. Step 4: Simplify right side
    99,946.62x = 4,472,276,310.69
  5. Step 5: Solve for x
    x = 4,472,276,310.69/99,946.62
  6. Step 6: Final answer
    x = 44,746.65

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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.