Home / 313,815.64-470,923.94-114,117.02

Finding the Fourth Proportional to 313,815.64, 470,923.94 and 114,117.02

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Solution

The fourth proportional to 313,815.64, 470,923.94 and 114,117.02 is: 171,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,815.64 : 470,923.94 = 114,117.02 : x
  2. Step 2: Convert to fraction form
    313,815.64/470,923.94 = 114,117.02/x
  3. Step 3: Cross multiply
    313,815.64x = 470,923.94 × 114,117.02
  4. Step 4: Simplify right side
    313,815.64x = 53,740,436,679.46
  5. Step 5: Solve for x
    x = 53,740,436,679.46/313,815.64
  6. Step 6: Final answer
    x = 171,248.43

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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.