Home / 82,141.28-113,346.54-60,642.44

Finding the Fourth Proportional to 82,141.28, 113,346.54 and 60,642.44

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Solution

The fourth proportional to 82,141.28, 113,346.54 and 60,642.44 is: 83,680.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,141.28 : 113,346.54 = 60,642.44 : x
  2. Step 2: Convert to fraction form
    82,141.28/113,346.54 = 60,642.44/x
  3. Step 3: Cross multiply
    82,141.28x = 113,346.54 × 60,642.44
  4. Step 4: Simplify right side
    82,141.28x = 6,873,610,751.16
  5. Step 5: Solve for x
    x = 6,873,610,751.16/82,141.28
  6. Step 6: Final answer
    x = 83,680.35

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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.