Home / 165,947.58-229,005.63-90,494.46

Finding the Fourth Proportional to 165,947.58, 229,005.63 and 90,494.46

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Solution

The fourth proportional to 165,947.58, 229,005.63 and 90,494.46 is: 124,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,947.58 : 229,005.63 = 90,494.46 : x
  2. Step 2: Convert to fraction form
    165,947.58/229,005.63 = 90,494.46/x
  3. Step 3: Cross multiply
    165,947.58x = 229,005.63 × 90,494.46
  4. Step 4: Simplify right side
    165,947.58x = 20,723,740,823.81
  5. Step 5: Solve for x
    x = 20,723,740,823.81/165,947.58
  6. Step 6: Final answer
    x = 124,881.25

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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.