Home / 133,848.90-184,726.89-80,133.87

Finding the Fourth Proportional to 133,848.90, 184,726.89 and 80,133.87

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Solution

The fourth proportional to 133,848.90, 184,726.89 and 80,133.87 is: 110,593.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.90 : 184,726.89 = 80,133.87 : x
  2. Step 2: Convert to fraction form
    133,848.90/184,726.89 = 80,133.87/x
  3. Step 3: Cross multiply
    133,848.90x = 184,726.89 × 80,133.87
  4. Step 4: Simplify right side
    133,848.90x = 14,802,880,588.76
  5. Step 5: Solve for x
    x = 14,802,880,588.76/133,848.90
  6. Step 6: Final answer
    x = 110,593.97

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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.