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Finding the Fourth Proportional to 134,533.74, 185,619.63 and 93,652.06

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Solution

The fourth proportional to 134,533.74, 185,619.63 and 93,652.06 is: 129,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,533.74 : 185,619.63 = 93,652.06 : x
  2. Step 2: Convert to fraction form
    134,533.74/185,619.63 = 93,652.06/x
  3. Step 3: Cross multiply
    134,533.74x = 185,619.63 × 93,652.06
  4. Step 4: Simplify right side
    134,533.74x = 17,383,660,725.94
  5. Step 5: Solve for x
    x = 17,383,660,725.94/134,533.74
  6. Step 6: Final answer
    x = 129,214.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.