Home / 210,319.20-290,244.60-114,826.14

Finding the Fourth Proportional to 210,319.20, 290,244.60 and 114,826.14

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Solution

The fourth proportional to 210,319.20, 290,244.60 and 114,826.14 is: 158,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,319.20 : 290,244.60 = 114,826.14 : x
  2. Step 2: Convert to fraction form
    210,319.20/290,244.60 = 114,826.14/x
  3. Step 3: Cross multiply
    210,319.20x = 290,244.60 × 114,826.14
  4. Step 4: Simplify right side
    210,319.20x = 33,327,667,073.84
  5. Step 5: Solve for x
    x = 33,327,667,073.84/210,319.20
  6. Step 6: Final answer
    x = 158,462.31

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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.