Home / 66,606.93-99,923.36-31,527.45

Finding the Fourth Proportional to 66,606.93, 99,923.36 and 31,527.45

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Solution

The fourth proportional to 66,606.93, 99,923.36 and 31,527.45 is: 47,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,606.93 : 99,923.36 = 31,527.45 : x
  2. Step 2: Convert to fraction form
    66,606.93/99,923.36 = 31,527.45/x
  3. Step 3: Cross multiply
    66,606.93x = 99,923.36 × 31,527.45
  4. Step 4: Simplify right side
    66,606.93x = 3,150,328,578.59
  5. Step 5: Solve for x
    x = 3,150,328,578.59/66,606.93
  6. Step 6: Final answer
    x = 47,297.31

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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.