Home / 43,228.20-64,737.80-35,777.82

Finding the Fourth Proportional to 43,228.20, 64,737.80 and 35,777.82

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Solution

The fourth proportional to 43,228.20, 64,737.80 and 35,777.82 is: 53,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228.20 : 64,737.80 = 35,777.82 : x
  2. Step 2: Convert to fraction form
    43,228.20/64,737.80 = 35,777.82/x
  3. Step 3: Cross multiply
    43,228.20x = 64,737.80 × 35,777.82
  4. Step 4: Simplify right side
    43,228.20x = 2,316,177,355.60
  5. Step 5: Solve for x
    x = 2,316,177,355.60/43,228.20
  6. Step 6: Final answer
    x = 53,580.24

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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.