Home / 104,341.41-156,534.80-34,218.09

Finding the Fourth Proportional to 104,341.41, 156,534.80 and 34,218.09

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Solution

The fourth proportional to 104,341.41, 156,534.80 and 34,218.09 is: 51,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,341.41 : 156,534.80 = 34,218.09 : x
  2. Step 2: Convert to fraction form
    104,341.41/156,534.80 = 34,218.09/x
  3. Step 3: Cross multiply
    104,341.41x = 156,534.80 × 34,218.09
  4. Step 4: Simplify right side
    104,341.41x = 5,356,321,703.44
  5. Step 5: Solve for x
    x = 5,356,321,703.44/104,341.41
  6. Step 6: Final answer
    x = 51,334.57

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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.