Home / 42,845.62-64,157.70-29,559.58

Finding the Fourth Proportional to 42,845.62, 64,157.70 and 29,559.58

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Solution

The fourth proportional to 42,845.62, 64,157.70 and 29,559.58 is: 44,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,845.62 : 64,157.70 = 29,559.58 : x
  2. Step 2: Convert to fraction form
    42,845.62/64,157.70 = 29,559.58/x
  3. Step 3: Cross multiply
    42,845.62x = 64,157.70 × 29,559.58
  4. Step 4: Simplify right side
    42,845.62x = 1,896,474,665.77
  5. Step 5: Solve for x
    x = 1,896,474,665.77/42,845.62
  6. Step 6: Final answer
    x = 44,262.98

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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.