Home / 53,161.41-73,364.63-29,289.90

Finding the Fourth Proportional to 53,161.41, 73,364.63 and 29,289.90

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Solution

The fourth proportional to 53,161.41, 73,364.63 and 29,289.90 is: 40,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,161.41 : 73,364.63 = 29,289.90 : x
  2. Step 2: Convert to fraction form
    53,161.41/73,364.63 = 29,289.90/x
  3. Step 3: Cross multiply
    53,161.41x = 73,364.63 × 29,289.90
  4. Step 4: Simplify right side
    53,161.41x = 2,148,842,676.24
  5. Step 5: Solve for x
    x = 2,148,842,676.24/53,161.41
  6. Step 6: Final answer
    x = 40,421.10

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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.