Home / 210,303.14-290,216.84-114,809.83

Finding the Fourth Proportional to 210,303.14, 290,216.84 and 114,809.83

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Solution

The fourth proportional to 210,303.14, 290,216.84 and 114,809.83 is: 158,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,303.14 : 290,216.84 = 114,809.83 : x
  2. Step 2: Convert to fraction form
    210,303.14/290,216.84 = 114,809.83/x
  3. Step 3: Cross multiply
    210,303.14x = 290,216.84 × 114,809.83
  4. Step 4: Simplify right side
    210,303.14x = 33,319,746,063.54
  5. Step 5: Solve for x
    x = 33,319,746,063.54/210,303.14
  6. Step 6: Final answer
    x = 158,436.75

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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.