Home / 102,682.22-141,702.35-59,081.27

Finding the Fourth Proportional to 102,682.22, 141,702.35 and 59,081.27

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Solution

The fourth proportional to 102,682.22, 141,702.35 and 59,081.27 is: 81,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,682.22 : 141,702.35 = 59,081.27 : x
  2. Step 2: Convert to fraction form
    102,682.22/141,702.35 = 59,081.27/x
  3. Step 3: Cross multiply
    102,682.22x = 141,702.35 × 59,081.27
  4. Step 4: Simplify right side
    102,682.22x = 8,371,953,796.07
  5. Step 5: Solve for x
    x = 8,371,953,796.07/102,682.22
  6. Step 6: Final answer
    x = 81,532.66

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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.