Home / 163,494.02-225,619.74-91,886.15

Finding the Fourth Proportional to 163,494.02, 225,619.74 and 91,886.15

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Solution

The fourth proportional to 163,494.02, 225,619.74 and 91,886.15 is: 126,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,494.02 : 225,619.74 = 91,886.15 : x
  2. Step 2: Convert to fraction form
    163,494.02/225,619.74 = 91,886.15/x
  3. Step 3: Cross multiply
    163,494.02x = 225,619.74 × 91,886.15
  4. Step 4: Simplify right side
    163,494.02x = 20,731,328,144.50
  5. Step 5: Solve for x
    x = 20,731,328,144.50/163,494.02
  6. Step 6: Final answer
    x = 126,801.76

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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.