Home / 53,110.69-73,285.02-30,136.96

Finding the Fourth Proportional to 53,110.69, 73,285.02 and 30,136.96

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Solution

The fourth proportional to 53,110.69, 73,285.02 and 30,136.96 is: 41,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.69 : 73,285.02 = 30,136.96 : x
  2. Step 2: Convert to fraction form
    53,110.69/73,285.02 = 30,136.96/x
  3. Step 3: Cross multiply
    53,110.69x = 73,285.02 × 30,136.96
  4. Step 4: Simplify right side
    53,110.69x = 2,208,587,807.95
  5. Step 5: Solve for x
    x = 2,208,587,807.95/53,110.69
  6. Step 6: Final answer
    x = 41,584.62

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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.