Home / 97,043.37-145,563.44-43,705.68

Finding the Fourth Proportional to 97,043.37, 145,563.44 and 43,705.68

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Solution

The fourth proportional to 97,043.37, 145,563.44 and 43,705.68 is: 65,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,043.37 : 145,563.44 = 43,705.68 : x
  2. Step 2: Convert to fraction form
    97,043.37/145,563.44 = 43,705.68/x
  3. Step 3: Cross multiply
    97,043.37x = 145,563.44 × 43,705.68
  4. Step 4: Simplify right side
    97,043.37x = 6,361,948,909.81
  5. Step 5: Solve for x
    x = 6,361,948,909.81/97,043.37
  6. Step 6: Final answer
    x = 65,557.79

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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.