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Finding the Fourth Proportional to 59,191.20, 88,786.56 and 28,048.32

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Solution

The fourth proportional to 59,191.20, 88,786.56 and 28,048.32 is: 42,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,191.20 : 88,786.56 = 28,048.32 : x
  2. Step 2: Convert to fraction form
    59,191.20/88,786.56 = 28,048.32/x
  3. Step 3: Cross multiply
    59,191.20x = 88,786.56 × 28,048.32
  4. Step 4: Simplify right side
    59,191.20x = 2,490,313,846.58
  5. Step 5: Solve for x
    x = 2,490,313,846.58/59,191.20
  6. Step 6: Final answer
    x = 42,072.37

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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.