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Finding the Fourth Proportional to 53,858.52, 80,750.12 and 23,858.15

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Solution

The fourth proportional to 53,858.52, 80,750.12 and 23,858.15 is: 35,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,858.52 : 80,750.12 = 23,858.15 : x
  2. Step 2: Convert to fraction form
    53,858.52/80,750.12 = 23,858.15/x
  3. Step 3: Cross multiply
    53,858.52x = 80,750.12 × 23,858.15
  4. Step 4: Simplify right side
    53,858.52x = 1,926,547,952.44
  5. Step 5: Solve for x
    x = 1,926,547,952.44/53,858.52
  6. Step 6: Final answer
    x = 35,770.53

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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.