Home / 83,031.81-114,586.43-47,226.98

Finding the Fourth Proportional to 83,031.81, 114,586.43 and 47,226.98

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Solution

The fourth proportional to 83,031.81, 114,586.43 and 47,226.98 is: 65,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,031.81 : 114,586.43 = 47,226.98 : x
  2. Step 2: Convert to fraction form
    83,031.81/114,586.43 = 47,226.98/x
  3. Step 3: Cross multiply
    83,031.81x = 114,586.43 × 47,226.98
  4. Step 4: Simplify right side
    83,031.81x = 5,411,571,037.88
  5. Step 5: Solve for x
    x = 5,411,571,037.88/83,031.81
  6. Step 6: Final answer
    x = 65,174.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.