Home / 160,907.80-222,052.08-89,287.65

Finding the Fourth Proportional to 160,907.80, 222,052.08 and 89,287.65

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Solution

The fourth proportional to 160,907.80, 222,052.08 and 89,287.65 is: 123,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,907.80 : 222,052.08 = 89,287.65 : x
  2. Step 2: Convert to fraction form
    160,907.80/222,052.08 = 89,287.65/x
  3. Step 3: Cross multiply
    160,907.80x = 222,052.08 × 89,287.65
  4. Step 4: Simplify right side
    160,907.80x = 19,826,508,400.81
  5. Step 5: Solve for x
    x = 19,826,508,400.81/160,907.80
  6. Step 6: Final answer
    x = 123,216.58

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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.