Home / 82,059.04-113,257.68-48,071.20

Finding the Fourth Proportional to 82,059.04, 113,257.68 and 48,071.20

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Solution

The fourth proportional to 82,059.04, 113,257.68 and 48,071.20 is: 66,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,059.04 : 113,257.68 = 48,071.20 : x
  2. Step 2: Convert to fraction form
    82,059.04/113,257.68 = 48,071.20/x
  3. Step 3: Cross multiply
    82,059.04x = 113,257.68 × 48,071.20
  4. Step 4: Simplify right side
    82,059.04x = 5,444,432,586.82
  5. Step 5: Solve for x
    x = 5,444,432,586.82/82,059.04
  6. Step 6: Final answer
    x = 66,347.75

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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.