Home / 214,878.04-322,316.64-57,106.49

Finding the Fourth Proportional to 214,878.04, 322,316.64 and 57,106.49

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Solution

The fourth proportional to 214,878.04, 322,316.64 and 57,106.49 is: 85,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,878.04 : 322,316.64 = 57,106.49 : x
  2. Step 2: Convert to fraction form
    214,878.04/322,316.64 = 57,106.49/x
  3. Step 3: Cross multiply
    214,878.04x = 322,316.64 × 57,106.49
  4. Step 4: Simplify right side
    214,878.04x = 18,406,370,367.41
  5. Step 5: Solve for x
    x = 18,406,370,367.41/214,878.04
  6. Step 6: Final answer
    x = 85,659.62

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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.