Home / 70,619.04-105,928.62-49,652.85

Finding the Fourth Proportional to 70,619.04, 105,928.62 and 49,652.85

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Solution

The fourth proportional to 70,619.04, 105,928.62 and 49,652.85 is: 74,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,619.04 : 105,928.62 = 49,652.85 : x
  2. Step 2: Convert to fraction form
    70,619.04/105,928.62 = 49,652.85/x
  3. Step 3: Cross multiply
    70,619.04x = 105,928.62 × 49,652.85
  4. Step 4: Simplify right side
    70,619.04x = 5,259,657,879.57
  5. Step 5: Solve for x
    x = 5,259,657,879.57/70,619.04
  6. Step 6: Final answer
    x = 74,479.32

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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.