Home / 163,461.03-225,576.41-91,841.01

Finding the Fourth Proportional to 163,461.03, 225,576.41 and 91,841.01

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Solution

The fourth proportional to 163,461.03, 225,576.41 and 91,841.01 is: 126,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,461.03 : 225,576.41 = 91,841.01 : x
  2. Step 2: Convert to fraction form
    163,461.03/225,576.41 = 91,841.01/x
  3. Step 3: Cross multiply
    163,461.03x = 225,576.41 × 91,841.01
  4. Step 4: Simplify right side
    163,461.03x = 20,717,165,326.57
  5. Step 5: Solve for x
    x = 20,717,165,326.57/163,461.03
  6. Step 6: Final answer
    x = 126,740.70

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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.