Home / 64,451.13-88,941.22-35,769.12

Finding the Fourth Proportional to 64,451.13, 88,941.22 and 35,769.12

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Solution

The fourth proportional to 64,451.13, 88,941.22 and 35,769.12 is: 49,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,451.13 : 88,941.22 = 35,769.12 : x
  2. Step 2: Convert to fraction form
    64,451.13/88,941.22 = 35,769.12/x
  3. Step 3: Cross multiply
    64,451.13x = 88,941.22 × 35,769.12
  4. Step 4: Simplify right side
    64,451.13x = 3,181,349,039.56
  5. Step 5: Solve for x
    x = 3,181,349,039.56/64,451.13
  6. Step 6: Final answer
    x = 49,360.64

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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.