Home / 70,147.74-105,227.04-23,400.54

Finding the Fourth Proportional to 70,147.74, 105,227.04 and 23,400.54

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Solution

The fourth proportional to 70,147.74, 105,227.04 and 23,400.54 is: 35,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,147.74 : 105,227.04 = 23,400.54 : x
  2. Step 2: Convert to fraction form
    70,147.74/105,227.04 = 23,400.54/x
  3. Step 3: Cross multiply
    70,147.74x = 105,227.04 × 23,400.54
  4. Step 4: Simplify right side
    70,147.74x = 2,462,369,558.60
  5. Step 5: Solve for x
    x = 2,462,369,558.60/70,147.74
  6. Step 6: Final answer
    x = 35,102.62

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1.5x scale

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.