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Finding the Fourth Proportional to 64,612.98, 96,960.53 and 33,448.26

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Solution

The fourth proportional to 64,612.98, 96,960.53 and 33,448.26 is: 50,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612.98 : 96,960.53 = 33,448.26 : x
  2. Step 2: Convert to fraction form
    64,612.98/96,960.53 = 33,448.26/x
  3. Step 3: Cross multiply
    64,612.98x = 96,960.53 × 33,448.26
  4. Step 4: Simplify right side
    64,612.98x = 3,243,161,017.18
  5. Step 5: Solve for x
    x = 3,243,161,017.18/64,612.98
  6. Step 6: Final answer
    x = 50,193.65

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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.