Home / 200,981.08-277,357.14-110,345.40

Finding the Fourth Proportional to 200,981.08, 277,357.14 and 110,345.40

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Solution

The fourth proportional to 200,981.08, 277,357.14 and 110,345.40 is: 152,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,981.08 : 277,357.14 = 110,345.40 : x
  2. Step 2: Convert to fraction form
    200,981.08/277,357.14 = 110,345.40/x
  3. Step 3: Cross multiply
    200,981.08x = 277,357.14 × 110,345.40
  4. Step 4: Simplify right side
    200,981.08x = 30,605,084,556.16
  5. Step 5: Solve for x
    x = 30,605,084,556.16/200,981.08
  6. Step 6: Final answer
    x = 152,278.44

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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.