Home / 246,537.78-370,037.79-128,292.90

Finding the Fourth Proportional to 246,537.78, 370,037.79 and 128,292.90

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Solution

The fourth proportional to 246,537.78, 370,037.79 and 128,292.90 is: 192,559.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,537.78 : 370,037.79 = 128,292.90 : x
  2. Step 2: Convert to fraction form
    246,537.78/370,037.79 = 128,292.90/x
  3. Step 3: Cross multiply
    246,537.78x = 370,037.79 × 128,292.90
  4. Step 4: Simplify right side
    246,537.78x = 47,473,221,188.69
  5. Step 5: Solve for x
    x = 47,473,221,188.69/246,537.78
  6. Step 6: Final answer
    x = 192,559.62

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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.