Home / 53,218.30-73,441.78-29,344.36

Finding the Fourth Proportional to 53,218.30, 73,441.78 and 29,344.36

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Solution

The fourth proportional to 53,218.30, 73,441.78 and 29,344.36 is: 40,495.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.30 : 73,441.78 = 29,344.36 : x
  2. Step 2: Convert to fraction form
    53,218.30/73,441.78 = 29,344.36/x
  3. Step 3: Cross multiply
    53,218.30x = 73,441.78 × 29,344.36
  4. Step 4: Simplify right side
    53,218.30x = 2,155,102,031.36
  5. Step 5: Solve for x
    x = 2,155,102,031.36/53,218.30
  6. Step 6: Final answer
    x = 40,495.51

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1.5x scale

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.