Home / 214,768.02-322,009.86-102,465.57

Finding the Fourth Proportional to 214,768.02, 322,009.86 and 102,465.57

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Solution

The fourth proportional to 214,768.02, 322,009.86 and 102,465.57 is: 153,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,768.02 : 322,009.86 = 102,465.57 : x
  2. Step 2: Convert to fraction form
    214,768.02/322,009.86 = 102,465.57/x
  3. Step 3: Cross multiply
    214,768.02x = 322,009.86 × 102,465.57
  4. Step 4: Simplify right side
    214,768.02x = 32,994,923,850.52
  5. Step 5: Solve for x
    x = 32,994,923,850.52/214,768.02
  6. Step 6: Final answer
    x = 153,630.53

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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.