Home / 53,152.24-73,344-30,485

Finding the Fourth Proportional to 53,152.24, 73,344 and 30,485

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Solution

The fourth proportional to 53,152.24, 73,344 and 30,485 is: 42,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.24 : 73,344 = 30,485 : x
  2. Step 2: Convert to fraction form
    53,152.24/73,344 = 30,485/x
  3. Step 3: Cross multiply
    53,152.24x = 73,344 × 30,485
  4. Step 4: Simplify right side
    53,152.24x = 2,235,891,840
  5. Step 5: Solve for x
    x = 2,235,891,840/53,152.24
  6. Step 6: Final answer
    x = 42,065.81

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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.