Home / 181,869.60-250,970.07-100,181.84

Finding the Fourth Proportional to 181,869.60, 250,970.07 and 100,181.84

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Solution

The fourth proportional to 181,869.60, 250,970.07 and 100,181.84 is: 138,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,869.60 : 250,970.07 = 100,181.84 : x
  2. Step 2: Convert to fraction form
    181,869.60/250,970.07 = 100,181.84/x
  3. Step 3: Cross multiply
    181,869.60x = 250,970.07 × 100,181.84
  4. Step 4: Simplify right side
    181,869.60x = 25,142,643,397.53
  5. Step 5: Solve for x
    x = 25,142,643,397.53/181,869.60
  6. Step 6: Final answer
    x = 138,245.44

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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.