Home / 133,820.08-184,654.62-76,463.11

Finding the Fourth Proportional to 133,820.08, 184,654.62 and 76,463.11

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Solution

The fourth proportional to 133,820.08, 184,654.62 and 76,463.11 is: 105,509.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,820.08 : 184,654.62 = 76,463.11 : x
  2. Step 2: Convert to fraction form
    133,820.08/184,654.62 = 76,463.11/x
  3. Step 3: Cross multiply
    133,820.08x = 184,654.62 × 76,463.11
  4. Step 4: Simplify right side
    133,820.08x = 14,119,266,521.07
  5. Step 5: Solve for x
    x = 14,119,266,521.07/133,820.08
  6. Step 6: Final answer
    x = 105,509.33

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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.