Home / 42,790.44-64,177.02-29,761.32

Finding the Fourth Proportional to 42,790.44, 64,177.02 and 29,761.32

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Solution

The fourth proportional to 42,790.44, 64,177.02 and 29,761.32 is: 44,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,790.44 : 64,177.02 = 29,761.32 : x
  2. Step 2: Convert to fraction form
    42,790.44/64,177.02 = 29,761.32/x
  3. Step 3: Cross multiply
    42,790.44x = 64,177.02 × 29,761.32
  4. Step 4: Simplify right side
    42,790.44x = 1,909,992,828.87
  5. Step 5: Solve for x
    x = 1,909,992,828.87/42,790.44
  6. Step 6: Final answer
    x = 44,635.97

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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.