Home / 199,582.88-275,470.64-131,612.13

Finding the Fourth Proportional to 199,582.88, 275,470.64 and 131,612.13

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Solution

The fourth proportional to 199,582.88, 275,470.64 and 131,612.13 is: 181,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,582.88 : 275,470.64 = 131,612.13 : x
  2. Step 2: Convert to fraction form
    199,582.88/275,470.64 = 131,612.13/x
  3. Step 3: Cross multiply
    199,582.88x = 275,470.64 × 131,612.13
  4. Step 4: Simplify right side
    199,582.88x = 36,255,277,518.35
  5. Step 5: Solve for x
    x = 36,255,277,518.35/199,582.88
  6. Step 6: Final answer
    x = 181,655.25

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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.