Home / 66,914.85-92,341.70-36,287.47

Finding the Fourth Proportional to 66,914.85, 92,341.70 and 36,287.47

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Solution

The fourth proportional to 66,914.85, 92,341.70 and 36,287.47 is: 50,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,914.85 : 92,341.70 = 36,287.47 : x
  2. Step 2: Convert to fraction form
    66,914.85/92,341.70 = 36,287.47/x
  3. Step 3: Cross multiply
    66,914.85x = 92,341.70 × 36,287.47
  4. Step 4: Simplify right side
    66,914.85x = 3,350,846,206.79
  5. Step 5: Solve for x
    x = 3,350,846,206.79/66,914.85
  6. Step 6: Final answer
    x = 50,076.27

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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.