Home / 139,506.06-209,256.32-46,011.80

Finding the Fourth Proportional to 139,506.06, 209,256.32 and 46,011.80

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Solution

The fourth proportional to 139,506.06, 209,256.32 and 46,011.80 is: 69,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,506.06 : 209,256.32 = 46,011.80 : x
  2. Step 2: Convert to fraction form
    139,506.06/209,256.32 = 46,011.80/x
  3. Step 3: Cross multiply
    139,506.06x = 209,256.32 × 46,011.80
  4. Step 4: Simplify right side
    139,506.06x = 9,628,259,944.58
  5. Step 5: Solve for x
    x = 9,628,259,944.58/139,506.06
  6. Step 6: Final answer
    x = 69,016.79

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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.