Home / 163,043.58-225,018.90-108,592.74

Finding the Fourth Proportional to 163,043.58, 225,018.90 and 108,592.74

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Solution

The fourth proportional to 163,043.58, 225,018.90 and 108,592.74 is: 149,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,043.58 : 225,018.90 = 108,592.74 : x
  2. Step 2: Convert to fraction form
    163,043.58/225,018.90 = 108,592.74/x
  3. Step 3: Cross multiply
    163,043.58x = 225,018.90 × 108,592.74
  4. Step 4: Simplify right side
    163,043.58x = 24,435,418,902.79
  5. Step 5: Solve for x
    x = 24,435,418,902.79/163,043.58
  6. Step 6: Final answer
    x = 149,870.48

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1.5x scale

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.