Home / 246,157.17-369,235.75-77,690.60

Finding the Fourth Proportional to 246,157.17, 369,235.75 and 77,690.60

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Solution

The fourth proportional to 246,157.17, 369,235.75 and 77,690.60 is: 116,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,157.17 : 369,235.75 = 77,690.60 : x
  2. Step 2: Convert to fraction form
    246,157.17/369,235.75 = 77,690.60/x
  3. Step 3: Cross multiply
    246,157.17x = 369,235.75 × 77,690.60
  4. Step 4: Simplify right side
    246,157.17x = 28,686,146,958.95
  5. Step 5: Solve for x
    x = 28,686,146,958.95/246,157.17
  6. Step 6: Final answer
    x = 116,535.90

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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.