Home / 69,162.09-95,442.74-38,947.77

Finding the Fourth Proportional to 69,162.09, 95,442.74 and 38,947.77

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Solution

The fourth proportional to 69,162.09, 95,442.74 and 38,947.77 is: 53,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,162.09 : 95,442.74 = 38,947.77 : x
  2. Step 2: Convert to fraction form
    69,162.09/95,442.74 = 38,947.77/x
  3. Step 3: Cross multiply
    69,162.09x = 95,442.74 × 38,947.77
  4. Step 4: Simplify right side
    69,162.09x = 3,717,281,690.95
  5. Step 5: Solve for x
    x = 3,717,281,690.95/69,162.09
  6. Step 6: Final answer
    x = 53,747.39

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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.