Home / 57,011.42-78,700.74-43,583.24

Finding the Fourth Proportional to 57,011.42, 78,700.74 and 43,583.24

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Solution

The fourth proportional to 57,011.42, 78,700.74 and 43,583.24 is: 60,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,011.42 : 78,700.74 = 43,583.24 : x
  2. Step 2: Convert to fraction form
    57,011.42/78,700.74 = 43,583.24/x
  3. Step 3: Cross multiply
    57,011.42x = 78,700.74 × 43,583.24
  4. Step 4: Simplify right side
    57,011.42x = 3,430,033,239.60
  5. Step 5: Solve for x
    x = 3,430,033,239.60/57,011.42
  6. Step 6: Final answer
    x = 60,163.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.