Home / 231,122.21-346,091.45-159,946.29

Finding the Fourth Proportional to 231,122.21, 346,091.45 and 159,946.29

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Solution

The fourth proportional to 231,122.21, 346,091.45 and 159,946.29 is: 239,509.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,122.21 : 346,091.45 = 159,946.29 : x
  2. Step 2: Convert to fraction form
    231,122.21/346,091.45 = 159,946.29/x
  3. Step 3: Cross multiply
    231,122.21x = 346,091.45 × 159,946.29
  4. Step 4: Simplify right side
    231,122.21x = 55,356,042,628.49
  5. Step 5: Solve for x
    x = 55,356,042,628.49/231,122.21
  6. Step 6: Final answer
    x = 239,509.84

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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.