Home / 69,426.23-104,055.62-31,934.90

Finding the Fourth Proportional to 69,426.23, 104,055.62 and 31,934.90

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Solution

The fourth proportional to 69,426.23, 104,055.62 and 31,934.90 is: 47,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,426.23 : 104,055.62 = 31,934.90 : x
  2. Step 2: Convert to fraction form
    69,426.23/104,055.62 = 31,934.90/x
  3. Step 3: Cross multiply
    69,426.23x = 104,055.62 × 31,934.90
  4. Step 4: Simplify right side
    69,426.23x = 3,323,005,139.19
  5. Step 5: Solve for x
    x = 3,323,005,139.19/69,426.23
  6. Step 6: Final answer
    x = 47,863.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.