Home / 104,655.15-156,960.77-34,518.03

Finding the Fourth Proportional to 104,655.15, 156,960.77 and 34,518.03

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Solution

The fourth proportional to 104,655.15, 156,960.77 and 34,518.03 is: 51,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,655.15 : 156,960.77 = 34,518.03 : x
  2. Step 2: Convert to fraction form
    104,655.15/156,960.77 = 34,518.03/x
  3. Step 3: Cross multiply
    104,655.15x = 156,960.77 × 34,518.03
  4. Step 4: Simplify right side
    104,655.15x = 5,417,976,395.09
  5. Step 5: Solve for x
    x = 5,417,976,395.09/104,655.15
  6. Step 6: Final answer
    x = 51,769.80

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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.