Home / 139,922.36-209,883.51-34,741.32

Finding the Fourth Proportional to 139,922.36, 209,883.51 and 34,741.32

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Solution

The fourth proportional to 139,922.36, 209,883.51 and 34,741.32 is: 52,111.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,922.36 : 209,883.51 = 34,741.32 : x
  2. Step 2: Convert to fraction form
    139,922.36/209,883.51 = 34,741.32/x
  3. Step 3: Cross multiply
    139,922.36x = 209,883.51 × 34,741.32
  4. Step 4: Simplify right side
    139,922.36x = 7,291,630,183.63
  5. Step 5: Solve for x
    x = 7,291,630,183.63/139,922.36
  6. Step 6: Final answer
    x = 52,111.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.