Home / 210,323.06-290,244.32-114,829.75

Finding the Fourth Proportional to 210,323.06, 290,244.32 and 114,829.75

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Solution

The fourth proportional to 210,323.06, 290,244.32 and 114,829.75 is: 158,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,323.06 : 290,244.32 = 114,829.75 : x
  2. Step 2: Convert to fraction form
    210,323.06/290,244.32 = 114,829.75/x
  3. Step 3: Cross multiply
    210,323.06x = 290,244.32 × 114,829.75
  4. Step 4: Simplify right side
    210,323.06x = 33,328,682,704.52
  5. Step 5: Solve for x
    x = 33,328,682,704.52/210,323.06
  6. Step 6: Final answer
    x = 158,464.23

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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.