Home / 104,516.25-144,233.20-56,769.58

Finding the Fourth Proportional to 104,516.25, 144,233.20 and 56,769.58

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Solution

The fourth proportional to 104,516.25, 144,233.20 and 56,769.58 is: 78,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,516.25 : 144,233.20 = 56,769.58 : x
  2. Step 2: Convert to fraction form
    104,516.25/144,233.20 = 56,769.58/x
  3. Step 3: Cross multiply
    104,516.25x = 144,233.20 × 56,769.58
  4. Step 4: Simplify right side
    104,516.25x = 8,188,058,186.06
  5. Step 5: Solve for x
    x = 8,188,058,186.06/104,516.25
  6. Step 6: Final answer
    x = 78,342.44

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1.5x scale

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.