Home / 214,890.06-322,334.64-57,118.50

Finding the Fourth Proportional to 214,890.06, 322,334.64 and 57,118.50

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Solution

The fourth proportional to 214,890.06, 322,334.64 and 57,118.50 is: 85,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,890.06 : 322,334.64 = 57,118.50 : x
  2. Step 2: Convert to fraction form
    214,890.06/322,334.64 = 57,118.50/x
  3. Step 3: Cross multiply
    214,890.06x = 322,334.64 × 57,118.50
  4. Step 4: Simplify right side
    214,890.06x = 18,411,271,134.84
  5. Step 5: Solve for x
    x = 18,411,271,134.84/214,890.06
  6. Step 6: Final answer
    x = 85,677.63

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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.