Home / 53,445.42-80,131.22-23,445.25

Finding the Fourth Proportional to 53,445.42, 80,131.22 and 23,445.25

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Solution

The fourth proportional to 53,445.42, 80,131.22 and 23,445.25 is: 35,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,445.42 : 80,131.22 = 23,445.25 : x
  2. Step 2: Convert to fraction form
    53,445.42/80,131.22 = 23,445.25/x
  3. Step 3: Cross multiply
    53,445.42x = 80,131.22 × 23,445.25
  4. Step 4: Simplify right side
    53,445.42x = 1,878,696,387.95
  5. Step 5: Solve for x
    x = 1,878,696,387.95/53,445.42
  6. Step 6: Final answer
    x = 35,151.68

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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.