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Finding the Fourth Proportional to 43,357.50, 65,060.55 and 43,027.02

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Solution

The fourth proportional to 43,357.50, 65,060.55 and 43,027.02 is: 64,564.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,357.50 : 65,060.55 = 43,027.02 : x
  2. Step 2: Convert to fraction form
    43,357.50/65,060.55 = 43,027.02/x
  3. Step 3: Cross multiply
    43,357.50x = 65,060.55 × 43,027.02
  4. Step 4: Simplify right side
    43,357.50x = 2,799,361,586.06
  5. Step 5: Solve for x
    x = 2,799,361,586.06/43,357.50
  6. Step 6: Final answer
    x = 64,564.64

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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.