Home / 200,948.78-277,312.45-110,313.02

Finding the Fourth Proportional to 200,948.78, 277,312.45 and 110,313.02

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Solution

The fourth proportional to 200,948.78, 277,312.45 and 110,313.02 is: 152,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,948.78 : 277,312.45 = 110,313.02 : x
  2. Step 2: Convert to fraction form
    200,948.78/277,312.45 = 110,313.02/x
  3. Step 3: Cross multiply
    200,948.78x = 277,312.45 × 110,313.02
  4. Step 4: Simplify right side
    200,948.78x = 30,591,173,843.10
  5. Step 5: Solve for x
    x = 30,591,173,843.10/200,948.78
  6. Step 6: Final answer
    x = 152,233.69

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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.