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Finding the Fourth Proportional to 73,482.68, 101,375.92 and 47,980.24

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Solution

The fourth proportional to 73,482.68, 101,375.92 and 47,980.24 is: 66,193.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,482.68 : 101,375.92 = 47,980.24 : x
  2. Step 2: Convert to fraction form
    73,482.68/101,375.92 = 47,980.24/x
  3. Step 3: Cross multiply
    73,482.68x = 101,375.92 × 47,980.24
  4. Step 4: Simplify right side
    73,482.68x = 4,864,040,971.82
  5. Step 5: Solve for x
    x = 4,864,040,971.82/73,482.68
  6. Step 6: Final answer
    x = 66,193.03

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1.5x scale

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.