Home / 133,318.42-184,025.75-76,752.34

Finding the Fourth Proportional to 133,318.42, 184,025.75 and 76,752.34

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Solution

The fourth proportional to 133,318.42, 184,025.75 and 76,752.34 is: 105,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,318.42 : 184,025.75 = 76,752.34 : x
  2. Step 2: Convert to fraction form
    133,318.42/184,025.75 = 76,752.34/x
  3. Step 3: Cross multiply
    133,318.42x = 184,025.75 × 76,752.34
  4. Step 4: Simplify right side
    133,318.42x = 14,124,406,932.76
  5. Step 5: Solve for x
    x = 14,124,406,932.76/133,318.42
  6. Step 6: Final answer
    x = 105,944.90

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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.