Home / 97,216.28-145,824.48-55,634.12

Finding the Fourth Proportional to 97,216.28, 145,824.48 and 55,634.12

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Solution

The fourth proportional to 97,216.28, 145,824.48 and 55,634.12 is: 83,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,216.28 : 145,824.48 = 55,634.12 : x
  2. Step 2: Convert to fraction form
    97,216.28/145,824.48 = 55,634.12/x
  3. Step 3: Cross multiply
    97,216.28x = 145,824.48 × 55,634.12
  4. Step 4: Simplify right side
    97,216.28x = 8,112,816,619.26
  5. Step 5: Solve for x
    x = 8,112,816,619.26/97,216.28
  6. Step 6: Final answer
    x = 83,451.21

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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.