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Finding the Fourth Proportional to 64,013.49, 96,019.83 and 34,445.25

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Solution

The fourth proportional to 64,013.49, 96,019.83 and 34,445.25 is: 51,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,013.49 : 96,019.83 = 34,445.25 : x
  2. Step 2: Convert to fraction form
    64,013.49/96,019.83 = 34,445.25/x
  3. Step 3: Cross multiply
    64,013.49x = 96,019.83 × 34,445.25
  4. Step 4: Simplify right side
    64,013.49x = 3,307,427,049.31
  5. Step 5: Solve for x
    x = 3,307,427,049.31/64,013.49
  6. Step 6: Final answer
    x = 51,667.66

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Similar ratio
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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.