Home / 165,901.90-248,658.45-124,300.30

Finding the Fourth Proportional to 165,901.90, 248,658.45 and 124,300.30

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Solution

The fourth proportional to 165,901.90, 248,658.45 and 124,300.30 is: 186,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,901.90 : 248,658.45 = 124,300.30 : x
  2. Step 2: Convert to fraction form
    165,901.90/248,658.45 = 124,300.30/x
  3. Step 3: Cross multiply
    165,901.90x = 248,658.45 × 124,300.30
  4. Step 4: Simplify right side
    165,901.90x = 30,908,319,932.54
  5. Step 5: Solve for x
    x = 30,908,319,932.54/165,901.90
  6. Step 6: Final answer
    x = 186,304.80

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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.