Home / 47,102.44-64,985.29-29,190.91

Finding the Fourth Proportional to 47,102.44, 64,985.29 and 29,190.91

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Solution

The fourth proportional to 47,102.44, 64,985.29 and 29,190.91 is: 40,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,102.44 : 64,985.29 = 29,190.91 : x
  2. Step 2: Convert to fraction form
    47,102.44/64,985.29 = 29,190.91/x
  3. Step 3: Cross multiply
    47,102.44x = 64,985.29 × 29,190.91
  4. Step 4: Simplify right side
    47,102.44x = 1,896,979,751.71
  5. Step 5: Solve for x
    x = 1,896,979,751.71/47,102.44
  6. Step 6: Final answer
    x = 40,273.49

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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.