Home / 82,211.18-113,451.45-44,485.34

Finding the Fourth Proportional to 82,211.18, 113,451.45 and 44,485.34

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Solution

The fourth proportional to 82,211.18, 113,451.45 and 44,485.34 is: 61,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,211.18 : 113,451.45 = 44,485.34 : x
  2. Step 2: Convert to fraction form
    82,211.18/113,451.45 = 44,485.34/x
  3. Step 3: Cross multiply
    82,211.18x = 113,451.45 × 44,485.34
  4. Step 4: Simplify right side
    82,211.18x = 5,046,926,326.74
  5. Step 5: Solve for x
    x = 5,046,926,326.74/82,211.18
  6. Step 6: Final answer
    x = 61,389.78

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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.