Home / 142,315.87-213,470.12-46,252.54

Finding the Fourth Proportional to 142,315.87, 213,470.12 and 46,252.54

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Solution

The fourth proportional to 142,315.87, 213,470.12 and 46,252.54 is: 69,377.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,315.87 : 213,470.12 = 46,252.54 : x
  2. Step 2: Convert to fraction form
    142,315.87/213,470.12 = 46,252.54/x
  3. Step 3: Cross multiply
    142,315.87x = 213,470.12 × 46,252.54
  4. Step 4: Simplify right side
    142,315.87x = 9,873,535,264.10
  5. Step 5: Solve for x
    x = 9,873,535,264.10/142,315.87
  6. Step 6: Final answer
    x = 69,377.61

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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.