Home / 141,093.22-194,702.52-77,432.08

Finding the Fourth Proportional to 141,093.22, 194,702.52 and 77,432.08

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Solution

The fourth proportional to 141,093.22, 194,702.52 and 77,432.08 is: 106,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,093.22 : 194,702.52 = 77,432.08 : x
  2. Step 2: Convert to fraction form
    141,093.22/194,702.52 = 77,432.08/x
  3. Step 3: Cross multiply
    141,093.22x = 194,702.52 × 77,432.08
  4. Step 4: Simplify right side
    141,093.22x = 15,076,221,104.84
  5. Step 5: Solve for x
    x = 15,076,221,104.84/141,093.22
  6. Step 6: Final answer
    x = 106,852.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.