Home / 82,302.42-113,581.23-48,312.39

Finding the Fourth Proportional to 82,302.42, 113,581.23 and 48,312.39

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Solution

The fourth proportional to 82,302.42, 113,581.23 and 48,312.39 is: 66,673.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,302.42 : 113,581.23 = 48,312.39 : x
  2. Step 2: Convert to fraction form
    82,302.42/113,581.23 = 48,312.39/x
  3. Step 3: Cross multiply
    82,302.42x = 113,581.23 × 48,312.39
  4. Step 4: Simplify right side
    82,302.42x = 5,487,380,680.44
  5. Step 5: Solve for x
    x = 5,487,380,680.44/82,302.42
  6. Step 6: Final answer
    x = 66,673.38

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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.