Home / 336,783.74-505,256.34-112,146.23

Finding the Fourth Proportional to 336,783.74, 505,256.34 and 112,146.23

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Solution

The fourth proportional to 336,783.74, 505,256.34 and 112,146.23 is: 168,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,783.74 : 505,256.34 = 112,146.23 : x
  2. Step 2: Convert to fraction form
    336,783.74/505,256.34 = 112,146.23/x
  3. Step 3: Cross multiply
    336,783.74x = 505,256.34 × 112,146.23
  4. Step 4: Simplify right side
    336,783.74x = 56,662,591,188.32
  5. Step 5: Solve for x
    x = 56,662,591,188.32/336,783.74
  6. Step 6: Final answer
    x = 168,246.22

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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.