Home / 64,134.12-88,447.80-40,263.04

Finding the Fourth Proportional to 64,134.12, 88,447.80 and 40,263.04

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Solution

The fourth proportional to 64,134.12, 88,447.80 and 40,263.04 is: 55,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,134.12 : 88,447.80 = 40,263.04 : x
  2. Step 2: Convert to fraction form
    64,134.12/88,447.80 = 40,263.04/x
  3. Step 3: Cross multiply
    64,134.12x = 88,447.80 × 40,263.04
  4. Step 4: Simplify right side
    64,134.12x = 3,561,177,309.31
  5. Step 5: Solve for x
    x = 3,561,177,309.31/64,134.12
  6. Step 6: Final answer
    x = 55,527.03

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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.