Home / 53,156.25-73,349.24-30,494.07

Finding the Fourth Proportional to 53,156.25, 73,349.24 and 30,494.07

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Solution

The fourth proportional to 53,156.25, 73,349.24 and 30,494.07 is: 42,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,156.25 : 73,349.24 = 30,494.07 : x
  2. Step 2: Convert to fraction form
    53,156.25/73,349.24 = 30,494.07/x
  3. Step 3: Cross multiply
    53,156.25x = 73,349.24 × 30,494.07
  4. Step 4: Simplify right side
    53,156.25x = 2,236,716,706.54
  5. Step 5: Solve for x
    x = 2,236,716,706.54/53,156.25
  6. Step 6: Final answer
    x = 42,078.15

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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.