Home / 187,364.58-281,044.26-45,208.67

Finding the Fourth Proportional to 187,364.58, 281,044.26 and 45,208.67

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Solution

The fourth proportional to 187,364.58, 281,044.26 and 45,208.67 is: 67,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,364.58 : 281,044.26 = 45,208.67 : x
  2. Step 2: Convert to fraction form
    187,364.58/281,044.26 = 45,208.67/x
  3. Step 3: Cross multiply
    187,364.58x = 281,044.26 × 45,208.67
  4. Step 4: Simplify right side
    187,364.58x = 12,705,635,800.51
  5. Step 5: Solve for x
    x = 12,705,635,800.51/187,364.58
  6. Step 6: Final answer
    x = 67,812.37

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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.