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Finding the Fourth Proportional to 66,332.24, 91,533.84 and 37,652.48

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Solution

The fourth proportional to 66,332.24, 91,533.84 and 37,652.48 is: 51,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,332.24 : 91,533.84 = 37,652.48 : x
  2. Step 2: Convert to fraction form
    66,332.24/91,533.84 = 37,652.48/x
  3. Step 3: Cross multiply
    66,332.24x = 91,533.84 × 37,652.48
  4. Step 4: Simplify right side
    66,332.24x = 3,446,476,079.92
  5. Step 5: Solve for x
    x = 3,446,476,079.92/66,332.24
  6. Step 6: Final answer
    x = 51,957.78

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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.