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Finding the Fourth Proportional to 64,401, 88,843.14 and 45,548.52

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Solution

The fourth proportional to 64,401, 88,843.14 and 45,548.52 is: 62,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,401 : 88,843.14 = 45,548.52 : x
  2. Step 2: Convert to fraction form
    64,401/88,843.14 = 45,548.52/x
  3. Step 3: Cross multiply
    64,401x = 88,843.14 × 45,548.52
  4. Step 4: Simplify right side
    64,401x = 4,046,673,539.15
  5. Step 5: Solve for x
    x = 4,046,673,539.15/64,401
  6. Step 6: Final answer
    x = 62,835.57

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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.