Home / 69,285.42-95,614.29-39,071.34

Finding the Fourth Proportional to 69,285.42, 95,614.29 and 39,071.34

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Solution

The fourth proportional to 69,285.42, 95,614.29 and 39,071.34 is: 53,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,285.42 : 95,614.29 = 39,071.34 : x
  2. Step 2: Convert to fraction form
    69,285.42/95,614.29 = 39,071.34/x
  3. Step 3: Cross multiply
    69,285.42x = 95,614.29 × 39,071.34
  4. Step 4: Simplify right side
    69,285.42x = 3,735,778,433.45
  5. Step 5: Solve for x
    x = 3,735,778,433.45/69,285.42
  6. Step 6: Final answer
    x = 53,918.68

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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.