Home / 66,237.26-99,353.66-28,797.30

Finding the Fourth Proportional to 66,237.26, 99,353.66 and 28,797.30

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Solution

The fourth proportional to 66,237.26, 99,353.66 and 28,797.30 is: 43,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,237.26 : 99,353.66 = 28,797.30 : x
  2. Step 2: Convert to fraction form
    66,237.26/99,353.66 = 28,797.30/x
  3. Step 3: Cross multiply
    66,237.26x = 99,353.66 × 28,797.30
  4. Step 4: Simplify right side
    66,237.26x = 2,861,117,009.13
  5. Step 5: Solve for x
    x = 2,861,117,009.13/66,237.26
  6. Step 6: Final answer
    x = 43,194.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.