Home / 171,642.47-236,880.64-95,185.55

Finding the Fourth Proportional to 171,642.47, 236,880.64 and 95,185.55

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Solution

The fourth proportional to 171,642.47, 236,880.64 and 95,185.55 is: 131,363.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,642.47 : 236,880.64 = 95,185.55 : x
  2. Step 2: Convert to fraction form
    171,642.47/236,880.64 = 95,185.55/x
  3. Step 3: Cross multiply
    171,642.47x = 236,880.64 × 95,185.55
  4. Step 4: Simplify right side
    171,642.47x = 22,547,612,818.35
  5. Step 5: Solve for x
    x = 22,547,612,818.35/171,642.47
  6. Step 6: Final answer
    x = 131,363.83

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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.