Home / 195,137.91-269,275.41-118,646.46

Finding the Fourth Proportional to 195,137.91, 269,275.41 and 118,646.46

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Solution

The fourth proportional to 195,137.91, 269,275.41 and 118,646.46 is: 163,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,137.91 : 269,275.41 = 118,646.46 : x
  2. Step 2: Convert to fraction form
    195,137.91/269,275.41 = 118,646.46/x
  3. Step 3: Cross multiply
    195,137.91x = 269,275.41 × 118,646.46
  4. Step 4: Simplify right side
    195,137.91x = 31,948,574,161.55
  5. Step 5: Solve for x
    x = 31,948,574,161.55/195,137.91
  6. Step 6: Final answer
    x = 163,723.05

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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.