Home / 210,318.06-290,226.60-114,805.56

Finding the Fourth Proportional to 210,318.06, 290,226.60 and 114,805.56

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Solution

The fourth proportional to 210,318.06, 290,226.60 and 114,805.56 is: 158,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,318.06 : 290,226.60 = 114,805.56 : x
  2. Step 2: Convert to fraction form
    210,318.06/290,226.60 = 114,805.56/x
  3. Step 3: Cross multiply
    210,318.06x = 290,226.60 × 114,805.56
  4. Step 4: Simplify right side
    210,318.06x = 33,319,627,339.90
  5. Step 5: Solve for x
    x = 33,319,627,339.90/210,318.06
  6. Step 6: Final answer
    x = 158,424.95

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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.