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Finding the Fourth Proportional to 64,525.77, 89,042.66 and 35,847.43

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Solution

The fourth proportional to 64,525.77, 89,042.66 and 35,847.43 is: 49,467.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,525.77 : 89,042.66 = 35,847.43 : x
  2. Step 2: Convert to fraction form
    64,525.77/89,042.66 = 35,847.43/x
  3. Step 3: Cross multiply
    64,525.77x = 89,042.66 × 35,847.43
  4. Step 4: Simplify right side
    64,525.77x = 3,191,950,521.36
  5. Step 5: Solve for x
    x = 3,191,950,521.36/64,525.77
  6. Step 6: Final answer
    x = 49,467.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.