Home / 119,133.48-178,647.74-55,971.56

Finding the Fourth Proportional to 119,133.48, 178,647.74 and 55,971.56

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Solution

The fourth proportional to 119,133.48, 178,647.74 and 55,971.56 is: 83,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,133.48 : 178,647.74 = 55,971.56 : x
  2. Step 2: Convert to fraction form
    119,133.48/178,647.74 = 55,971.56/x
  3. Step 3: Cross multiply
    119,133.48x = 178,647.74 × 55,971.56
  4. Step 4: Simplify right side
    119,133.48x = 9,999,191,525.18
  5. Step 5: Solve for x
    x = 9,999,191,525.18/119,133.48
  6. Step 6: Final answer
    x = 83,932.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.