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Finding the Fourth Proportional to 65,946.91, 91,004.62 and 37,652.60

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Solution

The fourth proportional to 65,946.91, 91,004.62 and 37,652.60 is: 51,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,946.91 : 91,004.62 = 37,652.60 : x
  2. Step 2: Convert to fraction form
    65,946.91/91,004.62 = 37,652.60/x
  3. Step 3: Cross multiply
    65,946.91x = 91,004.62 × 37,652.60
  4. Step 4: Simplify right side
    65,946.91x = 3,426,560,555.01
  5. Step 5: Solve for x
    x = 3,426,560,555.01/65,946.91
  6. Step 6: Final answer
    x = 51,959.38

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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.