Home / 63,964.96-88,272-35,285.63

Finding the Fourth Proportional to 63,964.96, 88,272 and 35,285.63

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Solution

The fourth proportional to 63,964.96, 88,272 and 35,285.63 is: 48,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,964.96 : 88,272 = 35,285.63 : x
  2. Step 2: Convert to fraction form
    63,964.96/88,272 = 35,285.63/x
  3. Step 3: Cross multiply
    63,964.96x = 88,272 × 35,285.63
  4. Step 4: Simplify right side
    63,964.96x = 3,114,733,131.36
  5. Step 5: Solve for x
    x = 3,114,733,131.36/63,964.96
  6. Step 6: Final answer
    x = 48,694.37

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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.