Home / 82,528.44-113,891.58-48,539.40

Finding the Fourth Proportional to 82,528.44, 113,891.58 and 48,539.40

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Solution

The fourth proportional to 82,528.44, 113,891.58 and 48,539.40 is: 66,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,528.44 : 113,891.58 = 48,539.40 : x
  2. Step 2: Convert to fraction form
    82,528.44/113,891.58 = 48,539.40/x
  3. Step 3: Cross multiply
    82,528.44x = 113,891.58 × 48,539.40
  4. Step 4: Simplify right side
    82,528.44x = 5,528,228,958.25
  5. Step 5: Solve for x
    x = 5,528,228,958.25/82,528.44
  6. Step 6: Final answer
    x = 66,985.74

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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.