Home / 69,434.52-95,814.08-39,222.77

Finding the Fourth Proportional to 69,434.52, 95,814.08 and 39,222.77

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Solution

The fourth proportional to 69,434.52, 95,814.08 and 39,222.77 is: 54,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,434.52 : 95,814.08 = 39,222.77 : x
  2. Step 2: Convert to fraction form
    69,434.52/95,814.08 = 39,222.77/x
  3. Step 3: Cross multiply
    69,434.52x = 95,814.08 × 39,222.77
  4. Step 4: Simplify right side
    69,434.52x = 3,758,092,947.42
  5. Step 5: Solve for x
    x = 3,758,092,947.42/69,434.52
  6. Step 6: Final answer
    x = 54,124.27

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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.