Home / 251,122.90-346,571.03-142,246.67

Finding the Fourth Proportional to 251,122.90, 346,571.03 and 142,246.67

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Solution

The fourth proportional to 251,122.90, 346,571.03 and 142,246.67 is: 196,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,122.90 : 346,571.03 = 142,246.67 : x
  2. Step 2: Convert to fraction form
    251,122.90/346,571.03 = 142,246.67/x
  3. Step 3: Cross multiply
    251,122.90x = 346,571.03 × 142,246.67
  4. Step 4: Simplify right side
    251,122.90x = 49,298,573,203.12
  5. Step 5: Solve for x
    x = 49,298,573,203.12/251,122.90
  6. Step 6: Final answer
    x = 196,312.54

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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.