Home / 57,055.55-85,558.34-27,078.35

Finding the Fourth Proportional to 57,055.55, 85,558.34 and 27,078.35

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Solution

The fourth proportional to 57,055.55, 85,558.34 and 27,078.35 is: 40,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,055.55 : 85,558.34 = 27,078.35 : x
  2. Step 2: Convert to fraction form
    57,055.55/85,558.34 = 27,078.35/x
  3. Step 3: Cross multiply
    57,055.55x = 85,558.34 × 27,078.35
  4. Step 4: Simplify right side
    57,055.55x = 2,316,778,112.76
  5. Step 5: Solve for x
    x = 2,316,778,112.76/57,055.55
  6. Step 6: Final answer
    x = 40,605.66

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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.