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Finding the Fourth Proportional to 67,431.99, 93,056.06 and 37,217.37

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Solution

The fourth proportional to 67,431.99, 93,056.06 and 37,217.37 is: 51,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,431.99 : 93,056.06 = 37,217.37 : x
  2. Step 2: Convert to fraction form
    67,431.99/93,056.06 = 37,217.37/x
  3. Step 3: Cross multiply
    67,431.99x = 93,056.06 × 37,217.37
  4. Step 4: Simplify right side
    67,431.99x = 3,463,301,629.68
  5. Step 5: Solve for x
    x = 3,463,301,629.68/67,431.99
  6. Step 6: Final answer
    x = 51,359.92

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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.