Home / 336,909.04-505,329.56-112,245.38

Finding the Fourth Proportional to 336,909.04, 505,329.56 and 112,245.38

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Solution

The fourth proportional to 336,909.04, 505,329.56 and 112,245.38 is: 168,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,909.04 : 505,329.56 = 112,245.38 : x
  2. Step 2: Convert to fraction form
    336,909.04/505,329.56 = 112,245.38/x
  3. Step 3: Cross multiply
    336,909.04x = 505,329.56 × 112,245.38
  4. Step 4: Simplify right side
    336,909.04x = 56,720,908,487.43
  5. Step 5: Solve for x
    x = 56,720,908,487.43/336,909.04
  6. Step 6: Final answer
    x = 168,356.74

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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.