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Finding the Fourth Proportional to 126,925.92, 190,392.35 and 36,965.07

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Solution

The fourth proportional to 126,925.92, 190,392.35 and 36,965.07 is: 55,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,925.92 : 190,392.35 = 36,965.07 : x
  2. Step 2: Convert to fraction form
    126,925.92/190,392.35 = 36,965.07/x
  3. Step 3: Cross multiply
    126,925.92x = 190,392.35 × 36,965.07
  4. Step 4: Simplify right side
    126,925.92x = 7,037,866,360.39
  5. Step 5: Solve for x
    x = 7,037,866,360.39/126,925.92
  6. Step 6: Final answer
    x = 55,448.61

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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.