Home / 61,443.05-92,163.96-28,153.67

Finding the Fourth Proportional to 61,443.05, 92,163.96 and 28,153.67

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Solution

The fourth proportional to 61,443.05, 92,163.96 and 28,153.67 is: 42,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,443.05 : 92,163.96 = 28,153.67 : x
  2. Step 2: Convert to fraction form
    61,443.05/92,163.96 = 28,153.67/x
  3. Step 3: Cross multiply
    61,443.05x = 92,163.96 × 28,153.67
  4. Step 4: Simplify right side
    61,443.05x = 2,594,753,254.91
  5. Step 5: Solve for x
    x = 2,594,753,254.91/61,443.05
  6. Step 6: Final answer
    x = 42,230.22

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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.