Home / 178,055.19-266,898.24-111,342.20

Finding the Fourth Proportional to 178,055.19, 266,898.24 and 111,342.20

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Solution

The fourth proportional to 178,055.19, 266,898.24 and 111,342.20 is: 166,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,055.19 : 266,898.24 = 111,342.20 : x
  2. Step 2: Convert to fraction form
    178,055.19/266,898.24 = 111,342.20/x
  3. Step 3: Cross multiply
    178,055.19x = 266,898.24 × 111,342.20
  4. Step 4: Simplify right side
    178,055.19x = 29,717,035,883.24
  5. Step 5: Solve for x
    x = 29,717,035,883.24/178,055.19
  6. Step 6: Final answer
    x = 166,897.89

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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.