Home / 66,299.20-91,502.53-37,230.82

Finding the Fourth Proportional to 66,299.20, 91,502.53 and 37,230.82

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Solution

The fourth proportional to 66,299.20, 91,502.53 and 37,230.82 is: 51,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,299.20 : 91,502.53 = 37,230.82 : x
  2. Step 2: Convert to fraction form
    66,299.20/91,502.53 = 37,230.82/x
  3. Step 3: Cross multiply
    66,299.20x = 91,502.53 × 37,230.82
  4. Step 4: Simplify right side
    66,299.20x = 3,406,714,223.97
  5. Step 5: Solve for x
    x = 3,406,714,223.97/66,299.20
  6. Step 6: Final answer
    x = 51,383.94

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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.