Home / 79,496.06-119,244.08-40,086.32

Finding the Fourth Proportional to 79,496.06, 119,244.08 and 40,086.32

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Solution

The fourth proportional to 79,496.06, 119,244.08 and 40,086.32 is: 60,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,496.06 : 119,244.08 = 40,086.32 : x
  2. Step 2: Convert to fraction form
    79,496.06/119,244.08 = 40,086.32/x
  3. Step 3: Cross multiply
    79,496.06x = 119,244.08 × 40,086.32
  4. Step 4: Simplify right side
    79,496.06x = 4,780,055,852.98
  5. Step 5: Solve for x
    x = 4,780,055,852.98/79,496.06
  6. Step 6: Final answer
    x = 60,129.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.