Home / 132,533.40-182,879.46-89,606.28

Finding the Fourth Proportional to 132,533.40, 182,879.46 and 89,606.28

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Solution

The fourth proportional to 132,533.40, 182,879.46 and 89,606.28 is: 123,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,533.40 : 182,879.46 = 89,606.28 : x
  2. Step 2: Convert to fraction form
    132,533.40/182,879.46 = 89,606.28/x
  3. Step 3: Cross multiply
    132,533.40x = 182,879.46 × 89,606.28
  4. Step 4: Simplify right side
    132,533.40x = 16,387,148,099.01
  5. Step 5: Solve for x
    x = 16,387,148,099.01/132,533.40
  6. Step 6: Final answer
    x = 123,645.42

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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.