Home / 251,222.85-346,683.60-138,043.17

Finding the Fourth Proportional to 251,222.85, 346,683.60 and 138,043.17

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Solution

The fourth proportional to 251,222.85, 346,683.60 and 138,043.17 is: 190,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,222.85 : 346,683.60 = 138,043.17 : x
  2. Step 2: Convert to fraction form
    251,222.85/346,683.60 = 138,043.17/x
  3. Step 3: Cross multiply
    251,222.85x = 346,683.60 × 138,043.17
  4. Step 4: Simplify right side
    251,222.85x = 47,857,303,131.01
  5. Step 5: Solve for x
    x = 47,857,303,131.01/251,222.85
  6. Step 6: Final answer
    x = 190,497.41

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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.