Home / 250,774.35-346,068.60-143,346.70

Finding the Fourth Proportional to 250,774.35, 346,068.60 and 143,346.70

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Solution

The fourth proportional to 250,774.35, 346,068.60 and 143,346.70 is: 197,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,774.35 : 346,068.60 = 143,346.70 : x
  2. Step 2: Convert to fraction form
    250,774.35/346,068.60 = 143,346.70/x
  3. Step 3: Cross multiply
    250,774.35x = 346,068.60 × 143,346.70
  4. Step 4: Simplify right side
    250,774.35x = 49,607,791,783.62
  5. Step 5: Solve for x
    x = 49,607,791,783.62/250,774.35
  6. Step 6: Final answer
    x = 197,818.44

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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.