Home / 141,949.41-212,915.70-53,195.46

Finding the Fourth Proportional to 141,949.41, 212,915.70 and 53,195.46

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Solution

The fourth proportional to 141,949.41, 212,915.70 and 53,195.46 is: 79,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,949.41 : 212,915.70 = 53,195.46 : x
  2. Step 2: Convert to fraction form
    141,949.41/212,915.70 = 53,195.46/x
  3. Step 3: Cross multiply
    141,949.41x = 212,915.70 × 53,195.46
  4. Step 4: Simplify right side
    141,949.41x = 11,326,148,602.72
  5. Step 5: Solve for x
    x = 11,326,148,602.72/141,949.41
  6. Step 6: Final answer
    x = 79,790.04

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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.