Home / 69,036.52-103,533.02-22,279.72

Finding the Fourth Proportional to 69,036.52, 103,533.02 and 22,279.72

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Solution

The fourth proportional to 69,036.52, 103,533.02 and 22,279.72 is: 33,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,036.52 : 103,533.02 = 22,279.72 : x
  2. Step 2: Convert to fraction form
    69,036.52/103,533.02 = 22,279.72/x
  3. Step 3: Cross multiply
    69,036.52x = 103,533.02 × 22,279.72
  4. Step 4: Simplify right side
    69,036.52x = 2,306,686,696.35
  5. Step 5: Solve for x
    x = 2,306,686,696.35/69,036.52
  6. Step 6: Final answer
    x = 33,412.56

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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.