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Finding the Fourth Proportional to 64,241.76, 96,391.80 and 37,997.76

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Solution

The fourth proportional to 64,241.76, 96,391.80 and 37,997.76 is: 57,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,241.76 : 96,391.80 = 37,997.76 : x
  2. Step 2: Convert to fraction form
    64,241.76/96,391.80 = 37,997.76/x
  3. Step 3: Cross multiply
    64,241.76x = 96,391.80 × 37,997.76
  4. Step 4: Simplify right side
    64,241.76x = 3,662,672,482.37
  5. Step 5: Solve for x
    x = 3,662,672,482.37/64,241.76
  6. Step 6: Final answer
    x = 57,013.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.