Home / 119,040.28-178,606.92-52,433.56

Finding the Fourth Proportional to 119,040.28, 178,606.92 and 52,433.56

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Solution

The fourth proportional to 119,040.28, 178,606.92 and 52,433.56 is: 78,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,040.28 : 178,606.92 = 52,433.56 : x
  2. Step 2: Convert to fraction form
    119,040.28/178,606.92 = 52,433.56/x
  3. Step 3: Cross multiply
    119,040.28x = 178,606.92 × 52,433.56
  4. Step 4: Simplify right side
    119,040.28x = 9,364,996,656.24
  5. Step 5: Solve for x
    x = 9,364,996,656.24/119,040.28
  6. Step 6: Final answer
    x = 78,670.82

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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.