Home / 91,107.32-136,660.91-46,705.73

Finding the Fourth Proportional to 91,107.32, 136,660.91 and 46,705.73

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Solution

The fourth proportional to 91,107.32, 136,660.91 and 46,705.73 is: 70,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,107.32 : 136,660.91 = 46,705.73 : x
  2. Step 2: Convert to fraction form
    91,107.32/136,660.91 = 46,705.73/x
  3. Step 3: Cross multiply
    91,107.32x = 136,660.91 × 46,705.73
  4. Step 4: Simplify right side
    91,107.32x = 6,382,846,647.18
  5. Step 5: Solve for x
    x = 6,382,846,647.18/91,107.32
  6. Step 6: Final answer
    x = 70,058.55

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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.