Home / 104,458.18-144,161.21-59,144.15

Finding the Fourth Proportional to 104,458.18, 144,161.21 and 59,144.15

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Solution

The fourth proportional to 104,458.18, 144,161.21 and 59,144.15 is: 81,623.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.18 : 144,161.21 = 59,144.15 : x
  2. Step 2: Convert to fraction form
    104,458.18/144,161.21 = 59,144.15/x
  3. Step 3: Cross multiply
    104,458.18x = 144,161.21 × 59,144.15
  4. Step 4: Simplify right side
    104,458.18x = 8,526,292,228.42
  5. Step 5: Solve for x
    x = 8,526,292,228.42/104,458.18
  6. Step 6: Final answer
    x = 81,623.98

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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.