Home / 69,285.99-95,607.53-51,146.37

Finding the Fourth Proportional to 69,285.99, 95,607.53 and 51,146.37

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Solution

The fourth proportional to 69,285.99, 95,607.53 and 51,146.37 is: 70,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,285.99 : 95,607.53 = 51,146.37 : x
  2. Step 2: Convert to fraction form
    69,285.99/95,607.53 = 51,146.37/x
  3. Step 3: Cross multiply
    69,285.99x = 95,607.53 × 51,146.37
  4. Step 4: Simplify right side
    69,285.99x = 4,889,977,848.43
  5. Step 5: Solve for x
    x = 4,889,977,848.43/69,285.99
  6. Step 6: Final answer
    x = 70,576.72

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1.5x scale

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.