Home / 210,257.35-290,150.52-114,765.64

Finding the Fourth Proportional to 210,257.35, 290,150.52 and 114,765.64

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Solution

The fourth proportional to 210,257.35, 290,150.52 and 114,765.64 is: 158,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,257.35 : 290,150.52 = 114,765.64 : x
  2. Step 2: Convert to fraction form
    210,257.35/290,150.52 = 114,765.64/x
  3. Step 3: Cross multiply
    210,257.35x = 290,150.52 × 114,765.64
  4. Step 4: Simplify right side
    210,257.35x = 33,299,310,124.13
  5. Step 5: Solve for x
    x = 33,299,310,124.13/210,257.35
  6. Step 6: Final answer
    x = 158,374.06

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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.