Home / 66,839.89-92,237.60-36,624.56

Finding the Fourth Proportional to 66,839.89, 92,237.60 and 36,624.56

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Solution

The fourth proportional to 66,839.89, 92,237.60 and 36,624.56 is: 50,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,839.89 : 92,237.60 = 36,624.56 : x
  2. Step 2: Convert to fraction form
    66,839.89/92,237.60 = 36,624.56/x
  3. Step 3: Cross multiply
    66,839.89x = 92,237.60 × 36,624.56
  4. Step 4: Simplify right side
    66,839.89x = 3,378,161,515.46
  5. Step 5: Solve for x
    x = 3,378,161,515.46/66,839.89
  6. Step 6: Final answer
    x = 50,541.10

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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.