Home / 200,850.92-277,169.35-112,445.04

Finding the Fourth Proportional to 200,850.92, 277,169.35 and 112,445.04

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Solution

The fourth proportional to 200,850.92, 277,169.35 and 112,445.04 is: 155,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,850.92 : 277,169.35 = 112,445.04 : x
  2. Step 2: Convert to fraction form
    200,850.92/277,169.35 = 112,445.04/x
  3. Step 3: Cross multiply
    200,850.92x = 277,169.35 × 112,445.04
  4. Step 4: Simplify right side
    200,850.92x = 31,166,316,699.45
  5. Step 5: Solve for x
    x = 31,166,316,699.45/200,850.92
  6. Step 6: Final answer
    x = 155,171.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.