Home / 84,738.54-116,937.63-47,011.98

Finding the Fourth Proportional to 84,738.54, 116,937.63 and 47,011.98

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Solution

The fourth proportional to 84,738.54, 116,937.63 and 47,011.98 is: 64,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,738.54 : 116,937.63 = 47,011.98 : x
  2. Step 2: Convert to fraction form
    84,738.54/116,937.63 = 47,011.98/x
  3. Step 3: Cross multiply
    84,738.54x = 116,937.63 × 47,011.98
  4. Step 4: Simplify right side
    84,738.54x = 5,497,469,522.81
  5. Step 5: Solve for x
    x = 5,497,469,522.81/84,738.54
  6. Step 6: Final answer
    x = 64,875.67

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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.