Home / 67,852.07-93,634.05-39,170.76

Finding the Fourth Proportional to 67,852.07, 93,634.05 and 39,170.76

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Solution

The fourth proportional to 67,852.07, 93,634.05 and 39,170.76 is: 54,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,852.07 : 93,634.05 = 39,170.76 : x
  2. Step 2: Convert to fraction form
    67,852.07/93,634.05 = 39,170.76/x
  3. Step 3: Cross multiply
    67,852.07x = 93,634.05 × 39,170.76
  4. Step 4: Simplify right side
    67,852.07x = 3,667,717,222.83
  5. Step 5: Solve for x
    x = 3,667,717,222.83/67,852.07
  6. Step 6: Final answer
    x = 54,054.61

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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.