Home / 48,576.20-67,340.86-45,915.35

Finding the Fourth Proportional to 48,576.20, 67,340.86 and 45,915.35

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Solution

The fourth proportional to 48,576.20, 67,340.86 and 45,915.35 is: 63,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,576.20 : 67,340.86 = 45,915.35 : x
  2. Step 2: Convert to fraction form
    48,576.20/67,340.86 = 45,915.35/x
  3. Step 3: Cross multiply
    48,576.20x = 67,340.86 × 45,915.35
  4. Step 4: Simplify right side
    48,576.20x = 3,091,978,926.62
  5. Step 5: Solve for x
    x = 3,091,978,926.62/48,576.20
  6. Step 6: Final answer
    x = 63,652.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.