Home / 69,066.82-103,600.25-31,071.70

Finding the Fourth Proportional to 69,066.82, 103,600.25 and 31,071.70

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Solution

The fourth proportional to 69,066.82, 103,600.25 and 31,071.70 is: 46,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,066.82 : 103,600.25 = 31,071.70 : x
  2. Step 2: Convert to fraction form
    69,066.82/103,600.25 = 31,071.70/x
  3. Step 3: Cross multiply
    69,066.82x = 103,600.25 × 31,071.70
  4. Step 4: Simplify right side
    69,066.82x = 3,219,036,229.89
  5. Step 5: Solve for x
    x = 3,219,036,229.89/69,066.82
  6. Step 6: Final answer
    x = 46,607.57

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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.