Home / 53,145.60-73,399.68-36,124.80

Finding the Fourth Proportional to 53,145.60, 73,399.68 and 36,124.80

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Solution

The fourth proportional to 53,145.60, 73,399.68 and 36,124.80 is: 49,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145.60 : 73,399.68 = 36,124.80 : x
  2. Step 2: Convert to fraction form
    53,145.60/73,399.68 = 36,124.80/x
  3. Step 3: Cross multiply
    53,145.60x = 73,399.68 × 36,124.80
  4. Step 4: Simplify right side
    53,145.60x = 2,651,548,760.06
  5. Step 5: Solve for x
    x = 2,651,548,760.06/53,145.60
  6. Step 6: Final answer
    x = 49,892.16

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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.