Home / 69,411.70-95,771.67-42,187.31

Finding the Fourth Proportional to 69,411.70, 95,771.67 and 42,187.31

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Solution

The fourth proportional to 69,411.70, 95,771.67 and 42,187.31 is: 58,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,411.70 : 95,771.67 = 42,187.31 : x
  2. Step 2: Convert to fraction form
    69,411.70/95,771.67 = 42,187.31/x
  3. Step 3: Cross multiply
    69,411.70x = 95,771.67 × 42,187.31
  4. Step 4: Simplify right side
    69,411.70x = 4,040,348,584.23
  5. Step 5: Solve for x
    x = 4,040,348,584.23/69,411.70
  6. Step 6: Final answer
    x = 58,208.47

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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.