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Finding the Fourth Proportional to 189,430.97, 283,920.49 and 88,092.22

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Solution

The fourth proportional to 189,430.97, 283,920.49 and 88,092.22 is: 132,033.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,430.97 : 283,920.49 = 88,092.22 : x
  2. Step 2: Convert to fraction form
    189,430.97/283,920.49 = 88,092.22/x
  3. Step 3: Cross multiply
    189,430.97x = 283,920.49 × 88,092.22
  4. Step 4: Simplify right side
    189,430.97x = 25,011,186,977.39
  5. Step 5: Solve for x
    x = 25,011,186,977.39/189,430.97
  6. Step 6: Final answer
    x = 132,033.25

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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.