Home / 315,949.71-474,007.59-113,566.35

Finding the Fourth Proportional to 315,949.71, 474,007.59 and 113,566.35

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Solution

The fourth proportional to 315,949.71, 474,007.59 and 113,566.35 is: 170,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,949.71 : 474,007.59 = 113,566.35 : x
  2. Step 2: Convert to fraction form
    315,949.71/474,007.59 = 113,566.35/x
  3. Step 3: Cross multiply
    315,949.71x = 474,007.59 × 113,566.35
  4. Step 4: Simplify right side
    315,949.71x = 53,831,311,868.60
  5. Step 5: Solve for x
    x = 53,831,311,868.60/315,949.71
  6. Step 6: Final answer
    x = 170,379.37

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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.