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Finding the Fourth Proportional to 64,777.36, 97,166.06 and 50,007.84

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Solution

The fourth proportional to 64,777.36, 97,166.06 and 50,007.84 is: 75,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,777.36 : 97,166.06 = 50,007.84 : x
  2. Step 2: Convert to fraction form
    64,777.36/97,166.06 = 50,007.84/x
  3. Step 3: Cross multiply
    64,777.36x = 97,166.06 × 50,007.84
  4. Step 4: Simplify right side
    64,777.36x = 4,859,064,781.91
  5. Step 5: Solve for x
    x = 4,859,064,781.91/64,777.36
  6. Step 6: Final answer
    x = 75,011.78

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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.