Home / 313,332.20-470,016.53-88,673.84

Finding the Fourth Proportional to 313,332.20, 470,016.53 and 88,673.84

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Solution

The fourth proportional to 313,332.20, 470,016.53 and 88,673.84 is: 133,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,332.20 : 470,016.53 = 88,673.84 : x
  2. Step 2: Convert to fraction form
    313,332.20/470,016.53 = 88,673.84/x
  3. Step 3: Cross multiply
    313,332.20x = 470,016.53 × 88,673.84
  4. Step 4: Simplify right side
    313,332.20x = 41,678,167,785.12
  5. Step 5: Solve for x
    x = 41,678,167,785.12/313,332.20
  6. Step 6: Final answer
    x = 133,015.91

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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.