Home / 141,548.22-212,335.68-46,779

Finding the Fourth Proportional to 141,548.22, 212,335.68 and 46,779

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Solution

The fourth proportional to 141,548.22, 212,335.68 and 46,779 is: 70,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,548.22 : 212,335.68 = 46,779 : x
  2. Step 2: Convert to fraction form
    141,548.22/212,335.68 = 46,779/x
  3. Step 3: Cross multiply
    141,548.22x = 212,335.68 × 46,779
  4. Step 4: Simplify right side
    141,548.22x = 9,932,850,774.72
  5. Step 5: Solve for x
    x = 9,932,850,774.72/141,548.22
  6. Step 6: Final answer
    x = 70,172.91

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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.