Home / 66,495.08-91,759.56-37,814.24

Finding the Fourth Proportional to 66,495.08, 91,759.56 and 37,814.24

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Solution

The fourth proportional to 66,495.08, 91,759.56 and 37,814.24 is: 52,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,495.08 : 91,759.56 = 37,814.24 : x
  2. Step 2: Convert to fraction form
    66,495.08/91,759.56 = 37,814.24/x
  3. Step 3: Cross multiply
    66,495.08x = 91,759.56 × 37,814.24
  4. Step 4: Simplify right side
    66,495.08x = 3,469,818,024.13
  5. Step 5: Solve for x
    x = 3,469,818,024.13/66,495.08
  6. Step 6: Final answer
    x = 52,181.58

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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.