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Finding the Fourth Proportional to 58,791.55, 88,217.48 and 28,805.22

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Solution

The fourth proportional to 58,791.55, 88,217.48 and 28,805.22 is: 43,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,791.55 : 88,217.48 = 28,805.22 : x
  2. Step 2: Convert to fraction form
    58,791.55/88,217.48 = 28,805.22/x
  3. Step 3: Cross multiply
    58,791.55x = 88,217.48 × 28,805.22
  4. Step 4: Simplify right side
    58,791.55x = 2,541,124,322.07
  5. Step 5: Solve for x
    x = 2,541,124,322.07/58,791.55
  6. Step 6: Final answer
    x = 43,222.61

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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.