Home / 187,664.76-281,498.96-47,423.39

Finding the Fourth Proportional to 187,664.76, 281,498.96 and 47,423.39

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Solution

The fourth proportional to 187,664.76, 281,498.96 and 47,423.39 is: 71,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,664.76 : 281,498.96 = 47,423.39 : x
  2. Step 2: Convert to fraction form
    187,664.76/281,498.96 = 47,423.39/x
  3. Step 3: Cross multiply
    187,664.76x = 281,498.96 × 47,423.39
  4. Step 4: Simplify right side
    187,664.76x = 13,349,633,675.74
  5. Step 5: Solve for x
    x = 13,349,633,675.74/187,664.76
  6. Step 6: Final answer
    x = 71,135.54

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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.