Home / 250,951.83-346,307.70-143,515.45

Finding the Fourth Proportional to 250,951.83, 346,307.70 and 143,515.45

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Solution

The fourth proportional to 250,951.83, 346,307.70 and 143,515.45 is: 198,047.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,951.83 : 346,307.70 = 143,515.45 : x
  2. Step 2: Convert to fraction form
    250,951.83/346,307.70 = 143,515.45/x
  3. Step 3: Cross multiply
    250,951.83x = 346,307.70 × 143,515.45
  4. Step 4: Simplify right side
    250,951.83x = 49,700,505,403.97
  5. Step 5: Solve for x
    x = 49,700,505,403.97/250,951.83
  6. Step 6: Final answer
    x = 198,047.99

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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.