Home / 104,512.86-144,229.64-59,190.66

Finding the Fourth Proportional to 104,512.86, 144,229.64 and 59,190.66

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Solution

The fourth proportional to 104,512.86, 144,229.64 and 59,190.66 is: 81,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,512.86 : 144,229.64 = 59,190.66 : x
  2. Step 2: Convert to fraction form
    104,512.86/144,229.64 = 59,190.66/x
  3. Step 3: Cross multiply
    104,512.86x = 144,229.64 × 59,190.66
  4. Step 4: Simplify right side
    104,512.86x = 8,537,047,583.16
  5. Step 5: Solve for x
    x = 8,537,047,583.16/104,512.86
  6. Step 6: Final answer
    x = 81,684.18

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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.