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Finding the Fourth Proportional to 248,537.16, 342,969.54 and 141,093

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Solution

The fourth proportional to 248,537.16, 342,969.54 and 141,093 is: 194,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,537.16 : 342,969.54 = 141,093 : x
  2. Step 2: Convert to fraction form
    248,537.16/342,969.54 = 141,093/x
  3. Step 3: Cross multiply
    248,537.16x = 342,969.54 × 141,093
  4. Step 4: Simplify right side
    248,537.16x = 48,390,601,307.22
  5. Step 5: Solve for x
    x = 48,390,601,307.22/248,537.16
  6. Step 6: Final answer
    x = 194,701.67

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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.