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Finding the Fourth Proportional to 64,762.80, 97,204.95 and 33,196.38

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Solution

The fourth proportional to 64,762.80, 97,204.95 and 33,196.38 is: 49,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,762.80 : 97,204.95 = 33,196.38 : x
  2. Step 2: Convert to fraction form
    64,762.80/97,204.95 = 33,196.38/x
  3. Step 3: Cross multiply
    64,762.80x = 97,204.95 × 33,196.38
  4. Step 4: Simplify right side
    64,762.80x = 3,226,852,458.08
  5. Step 5: Solve for x
    x = 3,226,852,458.08/64,762.80
  6. Step 6: Final answer
    x = 49,825.71

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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.