Home / 117,092.80-175,639.61-28,346.17

Finding the Fourth Proportional to 117,092.80, 175,639.61 and 28,346.17

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Solution

The fourth proportional to 117,092.80, 175,639.61 and 28,346.17 is: 42,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,092.80 : 175,639.61 = 28,346.17 : x
  2. Step 2: Convert to fraction form
    117,092.80/175,639.61 = 28,346.17/x
  3. Step 3: Cross multiply
    117,092.80x = 175,639.61 × 28,346.17
  4. Step 4: Simplify right side
    117,092.80x = 4,978,710,243.79
  5. Step 5: Solve for x
    x = 4,978,710,243.79/117,092.80
  6. Step 6: Final answer
    x = 42,519.35

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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.