Home / 102,341.22-141,231.15-59,329.05

Finding the Fourth Proportional to 102,341.22, 141,231.15 and 59,329.05

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Solution

The fourth proportional to 102,341.22, 141,231.15 and 59,329.05 is: 81,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,341.22 : 141,231.15 = 59,329.05 : x
  2. Step 2: Convert to fraction form
    102,341.22/141,231.15 = 59,329.05/x
  3. Step 3: Cross multiply
    102,341.22x = 141,231.15 × 59,329.05
  4. Step 4: Simplify right side
    102,341.22x = 8,379,109,959.91
  5. Step 5: Solve for x
    x = 8,379,109,959.91/102,341.22
  6. Step 6: Final answer
    x = 81,874.24

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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.