Home / 246,538.98-340,265.57-143,157.15

Finding the Fourth Proportional to 246,538.98, 340,265.57 and 143,157.15

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Solution

The fourth proportional to 246,538.98, 340,265.57 and 143,157.15 is: 197,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,538.98 : 340,265.57 = 143,157.15 : x
  2. Step 2: Convert to fraction form
    246,538.98/340,265.57 = 143,157.15/x
  3. Step 3: Cross multiply
    246,538.98x = 340,265.57 × 143,157.15
  4. Step 4: Simplify right side
    246,538.98x = 48,711,448,528.54
  5. Step 5: Solve for x
    x = 48,711,448,528.54/246,538.98
  6. Step 6: Final answer
    x = 197,581.12

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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.