Home / 90,096.22-124,321.85-49,804.39

Finding the Fourth Proportional to 90,096.22, 124,321.85 and 49,804.39

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Solution

The fourth proportional to 90,096.22, 124,321.85 and 49,804.39 is: 68,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,096.22 : 124,321.85 = 49,804.39 : x
  2. Step 2: Convert to fraction form
    90,096.22/124,321.85 = 49,804.39/x
  3. Step 3: Cross multiply
    90,096.22x = 124,321.85 × 49,804.39
  4. Step 4: Simplify right side
    90,096.22x = 6,191,773,716.63
  5. Step 5: Solve for x
    x = 6,191,773,716.63/90,096.22
  6. Step 6: Final answer
    x = 68,724.01

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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.