Home / 47,122.02-64,991.52-29,206.89

Finding the Fourth Proportional to 47,122.02, 64,991.52 and 29,206.89

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Solution

The fourth proportional to 47,122.02, 64,991.52 and 29,206.89 is: 40,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,122.02 : 64,991.52 = 29,206.89 : x
  2. Step 2: Convert to fraction form
    47,122.02/64,991.52 = 29,206.89/x
  3. Step 3: Cross multiply
    47,122.02x = 64,991.52 × 29,206.89
  4. Step 4: Simplify right side
    47,122.02x = 1,898,200,175.57
  5. Step 5: Solve for x
    x = 1,898,200,175.57/47,122.02
  6. Step 6: Final answer
    x = 40,282.66

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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.