Home / 47,101.94-64,984.60-29,190.41

Finding the Fourth Proportional to 47,101.94, 64,984.60 and 29,190.41

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Solution

The fourth proportional to 47,101.94, 64,984.60 and 29,190.41 is: 40,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,101.94 : 64,984.60 = 29,190.41 : x
  2. Step 2: Convert to fraction form
    47,101.94/64,984.60 = 29,190.41/x
  3. Step 3: Cross multiply
    47,101.94x = 64,984.60 × 29,190.41
  4. Step 4: Simplify right side
    47,101.94x = 1,896,927,117.69
  5. Step 5: Solve for x
    x = 1,896,927,117.69/47,101.94
  6. Step 6: Final answer
    x = 40,272.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.