Home / 395,176.16-592,825.97-128,874.74

Finding the Fourth Proportional to 395,176.16, 592,825.97 and 128,874.74

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Solution

The fourth proportional to 395,176.16, 592,825.97 and 128,874.74 is: 193,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,176.16 : 592,825.97 = 128,874.74 : x
  2. Step 2: Convert to fraction form
    395,176.16/592,825.97 = 128,874.74/x
  3. Step 3: Cross multiply
    395,176.16x = 592,825.97 × 128,874.74
  4. Step 4: Simplify right side
    395,176.16x = 76,400,290,107.05
  5. Step 5: Solve for x
    x = 76,400,290,107.05/395,176.16
  6. Step 6: Final answer
    x = 193,332.23

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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.