Home / 250,788.19-346,087.65-143,360.53

Finding the Fourth Proportional to 250,788.19, 346,087.65 and 143,360.53

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Solution

The fourth proportional to 250,788.19, 346,087.65 and 143,360.53 is: 197,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,788.19 : 346,087.65 = 143,360.53 : x
  2. Step 2: Convert to fraction form
    250,788.19/346,087.65 = 143,360.53/x
  3. Step 3: Cross multiply
    250,788.19x = 346,087.65 × 143,360.53
  4. Step 4: Simplify right side
    250,788.19x = 49,615,308,930.45
  5. Step 5: Solve for x
    x = 49,615,308,930.45/250,788.19
  6. Step 6: Final answer
    x = 197,837.50

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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.