Home / 241,210.63-361,560.59-81,134.18

Finding the Fourth Proportional to 241,210.63, 361,560.59 and 81,134.18

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Solution

The fourth proportional to 241,210.63, 361,560.59 and 81,134.18 is: 121,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,210.63 : 361,560.59 = 81,134.18 : x
  2. Step 2: Convert to fraction form
    241,210.63/361,560.59 = 81,134.18/x
  3. Step 3: Cross multiply
    241,210.63x = 361,560.59 × 81,134.18
  4. Step 4: Simplify right side
    241,210.63x = 29,334,921,989.97
  5. Step 5: Solve for x
    x = 29,334,921,989.97/241,210.63
  6. Step 6: Final answer
    x = 121,615.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.