Home / 200,989.76-277,345.32-116,134.16

Finding the Fourth Proportional to 200,989.76, 277,345.32 and 116,134.16

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Solution

The fourth proportional to 200,989.76, 277,345.32 and 116,134.16 is: 160,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,989.76 : 277,345.32 = 116,134.16 : x
  2. Step 2: Convert to fraction form
    200,989.76/277,345.32 = 116,134.16/x
  3. Step 3: Cross multiply
    200,989.76x = 277,345.32 × 116,134.16
  4. Step 4: Simplify right side
    200,989.76x = 32,209,265,768.13
  5. Step 5: Solve for x
    x = 32,209,265,768.13/200,989.76
  6. Step 6: Final answer
    x = 160,253.27

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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.