Home / 53,678.96-74,079.22-29,807.85

Finding the Fourth Proportional to 53,678.96, 74,079.22 and 29,807.85

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Solution

The fourth proportional to 53,678.96, 74,079.22 and 29,807.85 is: 41,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,678.96 : 74,079.22 = 29,807.85 : x
  2. Step 2: Convert to fraction form
    53,678.96/74,079.22 = 29,807.85/x
  3. Step 3: Cross multiply
    53,678.96x = 74,079.22 × 29,807.85
  4. Step 4: Simplify right side
    53,678.96x = 2,208,142,277.88
  5. Step 5: Solve for x
    x = 2,208,142,277.88/53,678.96
  6. Step 6: Final answer
    x = 41,136.09

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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.