Home / 64,133.13-88,446.42-40,262.03

Finding the Fourth Proportional to 64,133.13, 88,446.42 and 40,262.03

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Solution

The fourth proportional to 64,133.13, 88,446.42 and 40,262.03 is: 55,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133.13 : 88,446.42 = 40,262.03 : x
  2. Step 2: Convert to fraction form
    64,133.13/88,446.42 = 40,262.03/x
  3. Step 3: Cross multiply
    64,133.13x = 88,446.42 × 40,262.03
  4. Step 4: Simplify right side
    64,133.13x = 3,561,032,415.43
  5. Step 5: Solve for x
    x = 3,561,032,415.43/64,133.13
  6. Step 6: Final answer
    x = 55,525.63

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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.