Home / 214,877.04-322,285.80-57,118.32

Finding the Fourth Proportional to 214,877.04, 322,285.80 and 57,118.32

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Solution

The fourth proportional to 214,877.04, 322,285.80 and 57,118.32 is: 85,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,877.04 : 322,285.80 = 57,118.32 : x
  2. Step 2: Convert to fraction form
    214,877.04/322,285.80 = 57,118.32/x
  3. Step 3: Cross multiply
    214,877.04x = 322,285.80 × 57,118.32
  4. Step 4: Simplify right side
    214,877.04x = 18,408,423,455.86
  5. Step 5: Solve for x
    x = 18,408,423,455.86/214,877.04
  6. Step 6: Final answer
    x = 85,669.57

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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.