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Finding the Fourth Proportional to 248,538.16, 342,970.88 and 141,094

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Solution

The fourth proportional to 248,538.16, 342,970.88 and 141,094 is: 194,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,538.16 : 342,970.88 = 141,094 : x
  2. Step 2: Convert to fraction form
    248,538.16/342,970.88 = 141,094/x
  3. Step 3: Cross multiply
    248,538.16x = 342,970.88 × 141,094
  4. Step 4: Simplify right side
    248,538.16x = 48,391,133,342.72
  5. Step 5: Solve for x
    x = 48,391,133,342.72/248,538.16
  6. Step 6: Final answer
    x = 194,703.03

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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.