Home / 102,226.35-153,288.70-64,758.03

Finding the Fourth Proportional to 102,226.35, 153,288.70 and 64,758.03

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Solution

The fourth proportional to 102,226.35, 153,288.70 and 64,758.03 is: 97,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,226.35 : 153,288.70 = 64,758.03 : x
  2. Step 2: Convert to fraction form
    102,226.35/153,288.70 = 64,758.03/x
  3. Step 3: Cross multiply
    102,226.35x = 153,288.70 × 64,758.03
  4. Step 4: Simplify right side
    102,226.35x = 9,926,674,723.05
  5. Step 5: Solve for x
    x = 9,926,674,723.05/102,226.35
  6. Step 6: Final answer
    x = 97,104.85

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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.