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Finding the Fourth Proportional to 64,608.30, 96,840.45 and 25,152.30

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Solution

The fourth proportional to 64,608.30, 96,840.45 and 25,152.30 is: 37,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608.30 : 96,840.45 = 25,152.30 : x
  2. Step 2: Convert to fraction form
    64,608.30/96,840.45 = 25,152.30/x
  3. Step 3: Cross multiply
    64,608.30x = 96,840.45 × 25,152.30
  4. Step 4: Simplify right side
    64,608.30x = 2,435,760,050.54
  5. Step 5: Solve for x
    x = 2,435,760,050.54/64,608.30
  6. Step 6: Final answer
    x = 37,700.42

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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.