Home / 145,914.45-218,824.29-55,952.43

Finding the Fourth Proportional to 145,914.45, 218,824.29 and 55,952.43

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Solution

The fourth proportional to 145,914.45, 218,824.29 and 55,952.43 is: 83,910.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,914.45 : 218,824.29 = 55,952.43 : x
  2. Step 2: Convert to fraction form
    145,914.45/218,824.29 = 55,952.43/x
  3. Step 3: Cross multiply
    145,914.45x = 218,824.29 × 55,952.43
  4. Step 4: Simplify right side
    145,914.45x = 12,243,750,768.52
  5. Step 5: Solve for x
    x = 12,243,750,768.52/145,914.45
  6. Step 6: Final answer
    x = 83,910.47

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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.