Home / 210,249.60-290,182.06-125,372.13

Finding the Fourth Proportional to 210,249.60, 290,182.06 and 125,372.13

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Solution

The fourth proportional to 210,249.60, 290,182.06 and 125,372.13 is: 173,035.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,249.60 : 290,182.06 = 125,372.13 : x
  2. Step 2: Convert to fraction form
    210,249.60/290,182.06 = 125,372.13/x
  3. Step 3: Cross multiply
    210,249.60x = 290,182.06 × 125,372.13
  4. Step 4: Simplify right side
    210,249.60x = 36,380,742,949.99
  5. Step 5: Solve for x
    x = 36,380,742,949.99/210,249.60
  6. Step 6: Final answer
    x = 173,035.97

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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.