Home / 48,718.48-67,208.06-34,380.64

Finding the Fourth Proportional to 48,718.48, 67,208.06 and 34,380.64

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Solution

The fourth proportional to 48,718.48, 67,208.06 and 34,380.64 is: 47,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,718.48 : 67,208.06 = 34,380.64 : x
  2. Step 2: Convert to fraction form
    48,718.48/67,208.06 = 34,380.64/x
  3. Step 3: Cross multiply
    48,718.48x = 67,208.06 × 34,380.64
  4. Step 4: Simplify right side
    48,718.48x = 2,310,656,115.96
  5. Step 5: Solve for x
    x = 2,310,656,115.96/48,718.48
  6. Step 6: Final answer
    x = 47,428.74

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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.