Home / 66,533.40-91,812.89-37,850.37

Finding the Fourth Proportional to 66,533.40, 91,812.89 and 37,850.37

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Solution

The fourth proportional to 66,533.40, 91,812.89 and 37,850.37 is: 52,231.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,533.40 : 91,812.89 = 37,850.37 : x
  2. Step 2: Convert to fraction form
    66,533.40/91,812.89 = 37,850.37/x
  3. Step 3: Cross multiply
    66,533.40x = 91,812.89 × 37,850.37
  4. Step 4: Simplify right side
    66,533.40x = 3,475,151,398.20
  5. Step 5: Solve for x
    x = 3,475,151,398.20/66,533.40
  6. Step 6: Final answer
    x = 52,231.68

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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.