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Finding the Fourth Proportional to 64,146.04, 96,153.45 and 32,497.45

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Solution

The fourth proportional to 64,146.04, 96,153.45 and 32,497.45 is: 48,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,146.04 : 96,153.45 = 32,497.45 : x
  2. Step 2: Convert to fraction form
    64,146.04/96,153.45 = 32,497.45/x
  3. Step 3: Cross multiply
    64,146.04x = 96,153.45 × 32,497.45
  4. Step 4: Simplify right side
    64,146.04x = 3,124,741,933.70
  5. Step 5: Solve for x
    x = 3,124,741,933.70/64,146.04
  6. Step 6: Final answer
    x = 48,712.94

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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.