Home / 64,122.28-88,488.74-35,828.84

Finding the Fourth Proportional to 64,122.28, 88,488.74 and 35,828.84

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Solution

The fourth proportional to 64,122.28, 88,488.74 and 35,828.84 is: 49,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122.28 : 88,488.74 = 35,828.84 : x
  2. Step 2: Convert to fraction form
    64,122.28/88,488.74 = 35,828.84/x
  3. Step 3: Cross multiply
    64,122.28x = 88,488.74 × 35,828.84
  4. Step 4: Simplify right side
    64,122.28x = 3,170,448,907.26
  5. Step 5: Solve for x
    x = 3,170,448,907.26/64,122.28
  6. Step 6: Final answer
    x = 49,443.80

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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.