Home / 99,205.82-148,682.19-46,499.18

Finding the Fourth Proportional to 99,205.82, 148,682.19 and 46,499.18

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Solution

The fourth proportional to 99,205.82, 148,682.19 and 46,499.18 is: 69,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,205.82 : 148,682.19 = 46,499.18 : x
  2. Step 2: Convert to fraction form
    99,205.82/148,682.19 = 46,499.18/x
  3. Step 3: Cross multiply
    99,205.82x = 148,682.19 × 46,499.18
  4. Step 4: Simplify right side
    99,205.82x = 6,913,599,915.60
  5. Step 5: Solve for x
    x = 6,913,599,915.60/99,205.82
  6. Step 6: Final answer
    x = 69,689.46

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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.