Home / 47,984.48-66,207.12-29,118.08

Finding the Fourth Proportional to 47,984.48, 66,207.12 and 29,118.08

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Solution

The fourth proportional to 47,984.48, 66,207.12 and 29,118.08 is: 40,175.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.48 : 66,207.12 = 29,118.08 : x
  2. Step 2: Convert to fraction form
    47,984.48/66,207.12 = 29,118.08/x
  3. Step 3: Cross multiply
    47,984.48x = 66,207.12 × 29,118.08
  4. Step 4: Simplify right side
    47,984.48x = 1,927,824,216.73
  5. Step 5: Solve for x
    x = 1,927,824,216.73/47,984.48
  6. Step 6: Final answer
    x = 40,175.99

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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.