Home / 163,655.44-225,818.18-92,031.20

Finding the Fourth Proportional to 163,655.44, 225,818.18 and 92,031.20

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Solution

The fourth proportional to 163,655.44, 225,818.18 and 92,031.20 is: 126,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,655.44 : 225,818.18 = 92,031.20 : x
  2. Step 2: Convert to fraction form
    163,655.44/225,818.18 = 92,031.20/x
  3. Step 3: Cross multiply
    163,655.44x = 225,818.18 × 92,031.20
  4. Step 4: Simplify right side
    163,655.44x = 20,782,318,087.22
  5. Step 5: Solve for x
    x = 20,782,318,087.22/163,655.44
  6. Step 6: Final answer
    x = 126,988.25

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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.