Home / 73,771.66-110,768.19-42,217.35

Finding the Fourth Proportional to 73,771.66, 110,768.19 and 42,217.35

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Solution

The fourth proportional to 73,771.66, 110,768.19 and 42,217.35 is: 63,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,771.66 : 110,768.19 = 42,217.35 : x
  2. Step 2: Convert to fraction form
    73,771.66/110,768.19 = 42,217.35/x
  3. Step 3: Cross multiply
    73,771.66x = 110,768.19 × 42,217.35
  4. Step 4: Simplify right side
    73,771.66x = 4,676,338,681.17
  5. Step 5: Solve for x
    x = 4,676,338,681.17/73,771.66
  6. Step 6: Final answer
    x = 63,389.37

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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.