Home / 53,118.06-73,295.20-30,144.30

Finding the Fourth Proportional to 53,118.06, 73,295.20 and 30,144.30

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Solution

The fourth proportional to 53,118.06, 73,295.20 and 30,144.30 is: 41,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,118.06 : 73,295.20 = 30,144.30 : x
  2. Step 2: Convert to fraction form
    53,118.06/73,295.20 = 30,144.30/x
  3. Step 3: Cross multiply
    53,118.06x = 73,295.20 × 30,144.30
  4. Step 4: Simplify right side
    53,118.06x = 2,209,432,497.36
  5. Step 5: Solve for x
    x = 2,209,432,497.36/53,118.06
  6. Step 6: Final answer
    x = 41,594.75

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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.