Home / 163,327.02-225,384.03-91,705.74

Finding the Fourth Proportional to 163,327.02, 225,384.03 and 91,705.74

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Solution

The fourth proportional to 163,327.02, 225,384.03 and 91,705.74 is: 126,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,327.02 : 225,384.03 = 91,705.74 : x
  2. Step 2: Convert to fraction form
    163,327.02/225,384.03 = 91,705.74/x
  3. Step 3: Cross multiply
    163,327.02x = 225,384.03 × 91,705.74
  4. Step 4: Simplify right side
    163,327.02x = 20,669,009,255.33
  5. Step 5: Solve for x
    x = 20,669,009,255.33/163,327.02
  6. Step 6: Final answer
    x = 126,549.85

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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.