Home / 251,313.30-346,893.18-160,912.74

Finding the Fourth Proportional to 251,313.30, 346,893.18 and 160,912.74

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Solution

The fourth proportional to 251,313.30, 346,893.18 and 160,912.74 is: 222,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,313.30 : 346,893.18 = 160,912.74 : x
  2. Step 2: Convert to fraction form
    251,313.30/346,893.18 = 160,912.74/x
  3. Step 3: Cross multiply
    251,313.30x = 346,893.18 × 160,912.74
  4. Step 4: Simplify right side
    251,313.30x = 55,819,532,081.11
  5. Step 5: Solve for x
    x = 55,819,532,081.11/251,313.30
  6. Step 6: Final answer
    x = 222,111.33

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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.