Home / 251,074.84-346,543.04-143,706.84

Finding the Fourth Proportional to 251,074.84, 346,543.04 and 143,706.84

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Solution

The fourth proportional to 251,074.84, 346,543.04 and 143,706.84 is: 198,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,074.84 : 346,543.04 = 143,706.84 : x
  2. Step 2: Convert to fraction form
    251,074.84/346,543.04 = 143,706.84/x
  3. Step 3: Cross multiply
    251,074.84x = 346,543.04 × 143,706.84
  4. Step 4: Simplify right side
    251,074.84x = 49,800,605,202.39
  5. Step 5: Solve for x
    x = 49,800,605,202.39/251,074.84
  6. Step 6: Final answer
    x = 198,349.64

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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.