Home / 73,103.28-109,482.19-35,688.98

Finding the Fourth Proportional to 73,103.28, 109,482.19 and 35,688.98

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Solution

The fourth proportional to 73,103.28, 109,482.19 and 35,688.98 is: 53,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103.28 : 109,482.19 = 35,688.98 : x
  2. Step 2: Convert to fraction form
    73,103.28/109,482.19 = 35,688.98/x
  3. Step 3: Cross multiply
    73,103.28x = 109,482.19 × 35,688.98
  4. Step 4: Simplify right side
    73,103.28x = 3,907,307,052.63
  5. Step 5: Solve for x
    x = 3,907,307,052.63/73,103.28
  6. Step 6: Final answer
    x = 53,449.13

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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.