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Finding the Fourth Proportional to 69,644.76, 96,188.90 and 46,944.60

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Solution

The fourth proportional to 69,644.76, 96,188.90 and 46,944.60 is: 64,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,644.76 : 96,188.90 = 46,944.60 : x
  2. Step 2: Convert to fraction form
    69,644.76/96,188.90 = 46,944.60/x
  3. Step 3: Cross multiply
    69,644.76x = 96,188.90 × 46,944.60
  4. Step 4: Simplify right side
    69,644.76x = 4,515,549,434.94
  5. Step 5: Solve for x
    x = 4,515,549,434.94/69,644.76
  6. Step 6: Final answer
    x = 64,836.89

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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.