Home / 352,994.35-529,277.85-142,386.25

Finding the Fourth Proportional to 352,994.35, 529,277.85 and 142,386.25

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Solution

The fourth proportional to 352,994.35, 529,277.85 and 142,386.25 is: 213,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,994.35 : 529,277.85 = 142,386.25 : x
  2. Step 2: Convert to fraction form
    352,994.35/529,277.85 = 142,386.25/x
  3. Step 3: Cross multiply
    352,994.35x = 529,277.85 × 142,386.25
  4. Step 4: Simplify right side
    352,994.35x = 75,361,888,269.56
  5. Step 5: Solve for x
    x = 75,361,888,269.56/352,994.35
  6. Step 6: Final answer
    x = 213,493.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.