Home / 73,518.42-110,230.22-31,425.96

Finding the Fourth Proportional to 73,518.42, 110,230.22 and 31,425.96

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Solution

The fourth proportional to 73,518.42, 110,230.22 and 31,425.96 is: 47,118.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,518.42 : 110,230.22 = 31,425.96 : x
  2. Step 2: Convert to fraction form
    73,518.42/110,230.22 = 31,425.96/x
  3. Step 3: Cross multiply
    73,518.42x = 110,230.22 × 31,425.96
  4. Step 4: Simplify right side
    73,518.42x = 3,464,090,484.51
  5. Step 5: Solve for x
    x = 3,464,090,484.51/73,518.42
  6. Step 6: Final answer
    x = 47,118.67

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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.