Home / 210,194.60-290,069.34-114,701.29

Finding the Fourth Proportional to 210,194.60, 290,069.34 and 114,701.29

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Solution

The fourth proportional to 210,194.60, 290,069.34 and 114,701.29 is: 158,288.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,194.60 : 290,069.34 = 114,701.29 : x
  2. Step 2: Convert to fraction form
    210,194.60/290,069.34 = 114,701.29/x
  3. Step 3: Cross multiply
    210,194.60x = 290,069.34 × 114,701.29
  4. Step 4: Simplify right side
    210,194.60x = 33,271,327,487.45
  5. Step 5: Solve for x
    x = 33,271,327,487.45/210,194.60
  6. Step 6: Final answer
    x = 158,288.21

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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.