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Finding the Fourth Proportional to 49,552.62, 74,349.74 and 30,848.30

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Solution

The fourth proportional to 49,552.62, 74,349.74 and 30,848.30 is: 46,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,552.62 : 74,349.74 = 30,848.30 : x
  2. Step 2: Convert to fraction form
    49,552.62/74,349.74 = 30,848.30/x
  3. Step 3: Cross multiply
    49,552.62x = 74,349.74 × 30,848.30
  4. Step 4: Simplify right side
    49,552.62x = 2,293,563,084.44
  5. Step 5: Solve for x
    x = 2,293,563,084.44/49,552.62
  6. Step 6: Final answer
    x = 46,285.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.