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Finding the Fourth Proportional to 164,644.74, 246,797.60 and 64,764.45

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Solution

The fourth proportional to 164,644.74, 246,797.60 and 64,764.45 is: 97,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,644.74 : 246,797.60 = 64,764.45 : x
  2. Step 2: Convert to fraction form
    164,644.74/246,797.60 = 64,764.45/x
  3. Step 3: Cross multiply
    164,644.74x = 246,797.60 × 64,764.45
  4. Step 4: Simplify right side
    164,644.74x = 15,983,710,501.50
  5. Step 5: Solve for x
    x = 15,983,710,501.50/164,644.74
  6. Step 6: Final answer
    x = 97,079.99

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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.