Home / 99,263.46-148,956.70-40,099.65

Finding the Fourth Proportional to 99,263.46, 148,956.70 and 40,099.65

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Solution

The fourth proportional to 99,263.46, 148,956.70 and 40,099.65 is: 60,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,263.46 : 148,956.70 = 40,099.65 : x
  2. Step 2: Convert to fraction form
    99,263.46/148,956.70 = 40,099.65/x
  3. Step 3: Cross multiply
    99,263.46x = 148,956.70 × 40,099.65
  4. Step 4: Simplify right side
    99,263.46x = 5,973,111,535.16
  5. Step 5: Solve for x
    x = 5,973,111,535.16/99,263.46
  6. Step 6: Final answer
    x = 60,174.32

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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.