Home / 133,656.27-184,448.67-76,294.50

Finding the Fourth Proportional to 133,656.27, 184,448.67 and 76,294.50

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Solution

The fourth proportional to 133,656.27, 184,448.67 and 76,294.50 is: 105,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,656.27 : 184,448.67 = 76,294.50 : x
  2. Step 2: Convert to fraction form
    133,656.27/184,448.67 = 76,294.50/x
  3. Step 3: Cross multiply
    133,656.27x = 184,448.67 × 76,294.50
  4. Step 4: Simplify right side
    133,656.27x = 14,072,419,053.32
  5. Step 5: Solve for x
    x = 14,072,419,053.32/133,656.27
  6. Step 6: Final answer
    x = 105,288.13

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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.