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Finding the Fourth Proportional to 64,073.01, 88,420.40 and 35,394.64

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Solution

The fourth proportional to 64,073.01, 88,420.40 and 35,394.64 is: 48,844.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073.01 : 88,420.40 = 35,394.64 : x
  2. Step 2: Convert to fraction form
    64,073.01/88,420.40 = 35,394.64/x
  3. Step 3: Cross multiply
    64,073.01x = 88,420.40 × 35,394.64
  4. Step 4: Simplify right side
    64,073.01x = 3,129,608,226.66
  5. Step 5: Solve for x
    x = 3,129,608,226.66/64,073.01
  6. Step 6: Final answer
    x = 48,844.41

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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.