Home / 66,210.91-91,372.82-35,998.27

Finding the Fourth Proportional to 66,210.91, 91,372.82 and 35,998.27

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Solution

The fourth proportional to 66,210.91, 91,372.82 and 35,998.27 is: 49,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,210.91 : 91,372.82 = 35,998.27 : x
  2. Step 2: Convert to fraction form
    66,210.91/91,372.82 = 35,998.27/x
  3. Step 3: Cross multiply
    66,210.91x = 91,372.82 × 35,998.27
  4. Step 4: Simplify right side
    66,210.91x = 3,289,263,036.60
  5. Step 5: Solve for x
    x = 3,289,263,036.60/66,210.91
  6. Step 6: Final answer
    x = 49,678.57

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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.