Home / 214,878.04-322,287.30-57,119.32

Finding the Fourth Proportional to 214,878.04, 322,287.30 and 57,119.32

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Solution

The fourth proportional to 214,878.04, 322,287.30 and 57,119.32 is: 85,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,878.04 : 322,287.30 = 57,119.32 : x
  2. Step 2: Convert to fraction form
    214,878.04/322,287.30 = 57,119.32/x
  3. Step 3: Cross multiply
    214,878.04x = 322,287.30 × 57,119.32
  4. Step 4: Simplify right side
    214,878.04x = 18,408,831,420.64
  5. Step 5: Solve for x
    x = 18,408,831,420.64/214,878.04
  6. Step 6: Final answer
    x = 85,671.07

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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.