Home / 141,982.23-213,054.75-57,726.84

Finding the Fourth Proportional to 141,982.23, 213,054.75 and 57,726.84

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Solution

The fourth proportional to 141,982.23, 213,054.75 and 57,726.84 is: 86,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,982.23 : 213,054.75 = 57,726.84 : x
  2. Step 2: Convert to fraction form
    141,982.23/213,054.75 = 57,726.84/x
  3. Step 3: Cross multiply
    141,982.23x = 213,054.75 × 57,726.84
  4. Step 4: Simplify right side
    141,982.23x = 12,298,977,464.49
  5. Step 5: Solve for x
    x = 12,298,977,464.49/141,982.23
  6. Step 6: Final answer
    x = 86,623.36

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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.