Home / 104,432.22-144,112.60-56,684.56

Finding the Fourth Proportional to 104,432.22, 144,112.60 and 56,684.56

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Solution

The fourth proportional to 104,432.22, 144,112.60 and 56,684.56 is: 78,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,432.22 : 144,112.60 = 56,684.56 : x
  2. Step 2: Convert to fraction form
    104,432.22/144,112.60 = 56,684.56/x
  3. Step 3: Cross multiply
    104,432.22x = 144,112.60 × 56,684.56
  4. Step 4: Simplify right side
    104,432.22x = 8,168,959,321.46
  5. Step 5: Solve for x
    x = 8,168,959,321.46/104,432.22
  6. Step 6: Final answer
    x = 78,222.60

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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.