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Finding the Fourth Proportional to 73,482.44, 110,145.60 and 46,744.30

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Solution

The fourth proportional to 73,482.44, 110,145.60 and 46,744.30 is: 70,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,482.44 : 110,145.60 = 46,744.30 : x
  2. Step 2: Convert to fraction form
    73,482.44/110,145.60 = 46,744.30/x
  3. Step 3: Cross multiply
    73,482.44x = 110,145.60 × 46,744.30
  4. Step 4: Simplify right side
    73,482.44x = 5,148,678,970.08
  5. Step 5: Solve for x
    x = 5,148,678,970.08/73,482.44
  6. Step 6: Final answer
    x = 70,066.79

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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.