Home / 48,730.53-67,308.11-35,280.48

Finding the Fourth Proportional to 48,730.53, 67,308.11 and 35,280.48

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Solution

The fourth proportional to 48,730.53, 67,308.11 and 35,280.48 is: 48,730.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,730.53 : 67,308.11 = 35,280.48 : x
  2. Step 2: Convert to fraction form
    48,730.53/67,308.11 = 35,280.48/x
  3. Step 3: Cross multiply
    48,730.53x = 67,308.11 × 35,280.48
  4. Step 4: Simplify right side
    48,730.53x = 2,374,662,428.69
  5. Step 5: Solve for x
    x = 2,374,662,428.69/48,730.53
  6. Step 6: Final answer
    x = 48,730.49

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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.