Home / 82,291.32-113,562.84-48,300.36

Finding the Fourth Proportional to 82,291.32, 113,562.84 and 48,300.36

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Solution

The fourth proportional to 82,291.32, 113,562.84 and 48,300.36 is: 66,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,291.32 : 113,562.84 = 48,300.36 : x
  2. Step 2: Convert to fraction form
    82,291.32/113,562.84 = 48,300.36/x
  3. Step 3: Cross multiply
    82,291.32x = 113,562.84 × 48,300.36
  4. Step 4: Simplify right side
    82,291.32x = 5,485,126,054.62
  5. Step 5: Solve for x
    x = 5,485,126,054.62/82,291.32
  6. Step 6: Final answer
    x = 66,654.98

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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.