Home / 53,120.82-79,730.50-26,844.02

Finding the Fourth Proportional to 53,120.82, 79,730.50 and 26,844.02

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Solution

The fourth proportional to 53,120.82, 79,730.50 and 26,844.02 is: 40,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120.82 : 79,730.50 = 26,844.02 : x
  2. Step 2: Convert to fraction form
    53,120.82/79,730.50 = 26,844.02/x
  3. Step 3: Cross multiply
    53,120.82x = 79,730.50 × 26,844.02
  4. Step 4: Simplify right side
    53,120.82x = 2,140,287,136.61
  5. Step 5: Solve for x
    x = 2,140,287,136.61/53,120.82
  6. Step 6: Final answer
    x = 40,290.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.