Home / 66,948.67-92,389.50-36,736.75

Finding the Fourth Proportional to 66,948.67, 92,389.50 and 36,736.75

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Solution

The fourth proportional to 66,948.67, 92,389.50 and 36,736.75 is: 50,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,948.67 : 92,389.50 = 36,736.75 : x
  2. Step 2: Convert to fraction form
    66,948.67/92,389.50 = 36,736.75/x
  3. Step 3: Cross multiply
    66,948.67x = 92,389.50 × 36,736.75
  4. Step 4: Simplify right side
    66,948.67x = 3,394,089,964.13
  5. Step 5: Solve for x
    x = 3,394,089,964.13/66,948.67
  6. Step 6: Final answer
    x = 50,696.90

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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.