Home / 53,137.08-73,326.33-29,259.09

Finding the Fourth Proportional to 53,137.08, 73,326.33 and 29,259.09

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Solution

The fourth proportional to 53,137.08, 73,326.33 and 29,259.09 is: 40,375.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,137.08 : 73,326.33 = 29,259.09 : x
  2. Step 2: Convert to fraction form
    53,137.08/73,326.33 = 29,259.09/x
  3. Step 3: Cross multiply
    53,137.08x = 73,326.33 × 29,259.09
  4. Step 4: Simplify right side
    53,137.08x = 2,145,461,688.84
  5. Step 5: Solve for x
    x = 2,145,461,688.84/53,137.08
  6. Step 6: Final answer
    x = 40,375.98

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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.