Home / 181,830.26-272,789.40-61,886

Finding the Fourth Proportional to 181,830.26, 272,789.40 and 61,886

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Solution

The fourth proportional to 181,830.26, 272,789.40 and 61,886 is: 92,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,830.26 : 272,789.40 = 61,886 : x
  2. Step 2: Convert to fraction form
    181,830.26/272,789.40 = 61,886/x
  3. Step 3: Cross multiply
    181,830.26x = 272,789.40 × 61,886
  4. Step 4: Simplify right side
    181,830.26x = 16,881,844,808.40
  5. Step 5: Solve for x
    x = 16,881,844,808.40/181,830.26
  6. Step 6: Final answer
    x = 92,843.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.