Home / 119,227.29-178,674.62-89,610.45

Finding the Fourth Proportional to 119,227.29, 178,674.62 and 89,610.45

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Solution

The fourth proportional to 119,227.29, 178,674.62 and 89,610.45 is: 134,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,227.29 : 178,674.62 = 89,610.45 : x
  2. Step 2: Convert to fraction form
    119,227.29/178,674.62 = 89,610.45/x
  3. Step 3: Cross multiply
    119,227.29x = 178,674.62 × 89,610.45
  4. Step 4: Simplify right side
    119,227.29x = 16,011,112,653.73
  5. Step 5: Solve for x
    x = 16,011,112,653.73/119,227.29
  6. Step 6: Final answer
    x = 134,290.67

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1.5x scale

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.