Home / 132,461.01-182,804.16-78,049.44

Finding the Fourth Proportional to 132,461.01, 182,804.16 and 78,049.44

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Solution

The fourth proportional to 132,461.01, 182,804.16 and 78,049.44 is: 107,712.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,461.01 : 182,804.16 = 78,049.44 : x
  2. Step 2: Convert to fraction form
    132,461.01/182,804.16 = 78,049.44/x
  3. Step 3: Cross multiply
    132,461.01x = 182,804.16 × 78,049.44
  4. Step 4: Simplify right side
    132,461.01x = 14,267,761,013.40
  5. Step 5: Solve for x
    x = 14,267,761,013.40/132,461.01
  6. Step 6: Final answer
    x = 107,712.91

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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.