Home / 178,388.32-246,136.08-102,923.68

Finding the Fourth Proportional to 178,388.32, 246,136.08 and 102,923.68

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Solution

The fourth proportional to 178,388.32, 246,136.08 and 102,923.68 is: 142,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,388.32 : 246,136.08 = 102,923.68 : x
  2. Step 2: Convert to fraction form
    178,388.32/246,136.08 = 102,923.68/x
  3. Step 3: Cross multiply
    178,388.32x = 246,136.08 × 102,923.68
  4. Step 4: Simplify right side
    178,388.32x = 25,333,231,134.37
  5. Step 5: Solve for x
    x = 25,333,231,134.37/178,388.32
  6. Step 6: Final answer
    x = 142,011.71

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1.5x scale

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.