Home / 117,033.28-175,508.40-42,133.31

Finding the Fourth Proportional to 117,033.28, 175,508.40 and 42,133.31

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Solution

The fourth proportional to 117,033.28, 175,508.40 and 42,133.31 is: 63,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,033.28 : 175,508.40 = 42,133.31 : x
  2. Step 2: Convert to fraction form
    117,033.28/175,508.40 = 42,133.31/x
  3. Step 3: Cross multiply
    117,033.28x = 175,508.40 × 42,133.31
  4. Step 4: Simplify right side
    117,033.28x = 7,394,750,750.65
  5. Step 5: Solve for x
    x = 7,394,750,750.65/117,033.28
  6. Step 6: Final answer
    x = 63,185.03

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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.