Home / 70,429.75-105,622.32-23,033.89

Finding the Fourth Proportional to 70,429.75, 105,622.32 and 23,033.89

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Solution

The fourth proportional to 70,429.75, 105,622.32 and 23,033.89 is: 34,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,429.75 : 105,622.32 = 23,033.89 : x
  2. Step 2: Convert to fraction form
    70,429.75/105,622.32 = 23,033.89/x
  3. Step 3: Cross multiply
    70,429.75x = 105,622.32 × 23,033.89
  4. Step 4: Simplify right side
    70,429.75x = 2,432,892,900.42
  5. Step 5: Solve for x
    x = 2,432,892,900.42/70,429.75
  6. Step 6: Final answer
    x = 34,543.54

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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.