Home / 165,571.90-228,482.88-93,947.65

Finding the Fourth Proportional to 165,571.90, 228,482.88 and 93,947.65

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Solution

The fourth proportional to 165,571.90, 228,482.88 and 93,947.65 is: 129,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,571.90 : 228,482.88 = 93,947.65 : x
  2. Step 2: Convert to fraction form
    165,571.90/228,482.88 = 93,947.65/x
  3. Step 3: Cross multiply
    165,571.90x = 228,482.88 × 93,947.65
  4. Step 4: Simplify right side
    165,571.90x = 21,465,428,717.72
  5. Step 5: Solve for x
    x = 21,465,428,717.72/165,571.90
  6. Step 6: Final answer
    x = 129,644.15

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1.5x scale

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.