Home / 251,211.60-346,622.76-149,268.24

Finding the Fourth Proportional to 251,211.60, 346,622.76 and 149,268.24

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Solution

The fourth proportional to 251,211.60, 346,622.76 and 149,268.24 is: 205,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,211.60 : 346,622.76 = 149,268.24 : x
  2. Step 2: Convert to fraction form
    251,211.60/346,622.76 = 149,268.24/x
  3. Step 3: Cross multiply
    251,211.60x = 346,622.76 × 149,268.24
  4. Step 4: Simplify right side
    251,211.60x = 51,739,769,329.14
  5. Step 5: Solve for x
    x = 51,739,769,329.14/251,211.60
  6. Step 6: Final answer
    x = 205,960.91

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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.