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Finding the Fourth Proportional to 66,975.51, 92,425.62 and 36,762.10

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Solution

The fourth proportional to 66,975.51, 92,425.62 and 36,762.10 is: 50,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,975.51 : 92,425.62 = 36,762.10 : x
  2. Step 2: Convert to fraction form
    66,975.51/92,425.62 = 36,762.10/x
  3. Step 3: Cross multiply
    66,975.51x = 92,425.62 × 36,762.10
  4. Step 4: Simplify right side
    66,975.51x = 3,397,759,885.00
  5. Step 5: Solve for x
    x = 3,397,759,885.00/66,975.51
  6. Step 6: Final answer
    x = 50,731.38

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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.