Home / 53,334.68-79,975.90-31,153.64

Finding the Fourth Proportional to 53,334.68, 79,975.90 and 31,153.64

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Solution

The fourth proportional to 53,334.68, 79,975.90 and 31,153.64 is: 46,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,334.68 : 79,975.90 = 31,153.64 : x
  2. Step 2: Convert to fraction form
    53,334.68/79,975.90 = 31,153.64/x
  3. Step 3: Cross multiply
    53,334.68x = 79,975.90 × 31,153.64
  4. Step 4: Simplify right side
    53,334.68x = 2,491,540,397.28
  5. Step 5: Solve for x
    x = 2,491,540,397.28/53,334.68
  6. Step 6: Final answer
    x = 46,715.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.