Home / 181,982.56-272,878.80-57,290.08

Finding the Fourth Proportional to 181,982.56, 272,878.80 and 57,290.08

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Solution

The fourth proportional to 181,982.56, 272,878.80 and 57,290.08 is: 85,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,982.56 : 272,878.80 = 57,290.08 : x
  2. Step 2: Convert to fraction form
    181,982.56/272,878.80 = 57,290.08/x
  3. Step 3: Cross multiply
    181,982.56x = 272,878.80 × 57,290.08
  4. Step 4: Simplify right side
    181,982.56x = 15,633,248,282.30
  5. Step 5: Solve for x
    x = 15,633,248,282.30/181,982.56
  6. Step 6: Final answer
    x = 85,905.20

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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.