Home / 98,093.36-147,126-31,524.72

Finding the Fourth Proportional to 98,093.36, 147,126 and 31,524.72

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Solution

The fourth proportional to 98,093.36, 147,126 and 31,524.72 is: 47,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,093.36 : 147,126 = 31,524.72 : x
  2. Step 2: Convert to fraction form
    98,093.36/147,126 = 31,524.72/x
  3. Step 3: Cross multiply
    98,093.36x = 147,126 × 31,524.72
  4. Step 4: Simplify right side
    98,093.36x = 4,638,105,954.72
  5. Step 5: Solve for x
    x = 4,638,105,954.72/98,093.36
  6. Step 6: Final answer
    x = 47,282.57

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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.