Home / 181,346.18-250,241.81-100,768.59

Finding the Fourth Proportional to 181,346.18, 250,241.81 and 100,768.59

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Solution

The fourth proportional to 181,346.18, 250,241.81 and 100,768.59 is: 139,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,346.18 : 250,241.81 = 100,768.59 : x
  2. Step 2: Convert to fraction form
    181,346.18/250,241.81 = 100,768.59/x
  3. Step 3: Cross multiply
    181,346.18x = 250,241.81 × 100,768.59
  4. Step 4: Simplify right side
    181,346.18x = 25,216,513,848.91
  5. Step 5: Solve for x
    x = 25,216,513,848.91/181,346.18
  6. Step 6: Final answer
    x = 139,051.81

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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.