Home / 112,026.76-168,040.14-64,713.85

Finding the Fourth Proportional to 112,026.76, 168,040.14 and 64,713.85

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Solution

The fourth proportional to 112,026.76, 168,040.14 and 64,713.85 is: 97,070.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,026.76 : 168,040.14 = 64,713.85 : x
  2. Step 2: Convert to fraction form
    112,026.76/168,040.14 = 64,713.85/x
  3. Step 3: Cross multiply
    112,026.76x = 168,040.14 × 64,713.85
  4. Step 4: Simplify right side
    112,026.76x = 10,874,524,413.94
  5. Step 5: Solve for x
    x = 10,874,524,413.94/112,026.76
  6. Step 6: Final answer
    x = 97,070.78

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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.