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Finding the Fourth Proportional to 163,461.56, 225,494.67 and 141,922.00

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Solution

The fourth proportional to 163,461.56, 225,494.67 and 141,922.00 is: 195,780.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,461.56 : 225,494.67 = 141,922.00 : x
  2. Step 2: Convert to fraction form
    163,461.56/225,494.67 = 141,922.00/x
  3. Step 3: Cross multiply
    163,461.56x = 225,494.67 × 141,922.00
  4. Step 4: Simplify right side
    163,461.56x = 32,002,653,992.00
  5. Step 5: Solve for x
    x = 32,002,653,992.00/163,461.56
  6. Step 6: Final answer
    x = 195,780.92

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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.