Home / 66,731.23-92,089.09-36,516.56

Finding the Fourth Proportional to 66,731.23, 92,089.09 and 36,516.56

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Solution

The fourth proportional to 66,731.23, 92,089.09 and 36,516.56 is: 50,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,731.23 : 92,089.09 = 36,516.56 : x
  2. Step 2: Convert to fraction form
    66,731.23/92,089.09 = 36,516.56/x
  3. Step 3: Cross multiply
    66,731.23x = 92,089.09 × 36,516.56
  4. Step 4: Simplify right side
    66,731.23x = 3,362,776,365.53
  5. Step 5: Solve for x
    x = 3,362,776,365.53/66,731.23
  6. Step 6: Final answer
    x = 50,392.84

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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.