Home / 99,214.26-148,837.80-45,959.46

Finding the Fourth Proportional to 99,214.26, 148,837.80 and 45,959.46

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Solution

The fourth proportional to 99,214.26, 148,837.80 and 45,959.46 is: 68,946.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,214.26 : 148,837.80 = 45,959.46 : x
  2. Step 2: Convert to fraction form
    99,214.26/148,837.80 = 45,959.46/x
  3. Step 3: Cross multiply
    99,214.26x = 148,837.80 × 45,959.46
  4. Step 4: Simplify right side
    99,214.26x = 6,840,504,915.59
  5. Step 5: Solve for x
    x = 6,840,504,915.59/99,214.26
  6. Step 6: Final answer
    x = 68,946.79

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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.