Home / 155,718.24-214,891.16-84,098.27

Finding the Fourth Proportional to 155,718.24, 214,891.16 and 84,098.27

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Solution

The fourth proportional to 155,718.24, 214,891.16 and 84,098.27 is: 116,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,718.24 : 214,891.16 = 84,098.27 : x
  2. Step 2: Convert to fraction form
    155,718.24/214,891.16 = 84,098.27/x
  3. Step 3: Cross multiply
    155,718.24x = 214,891.16 × 84,098.27
  4. Step 4: Simplify right side
    155,718.24x = 18,071,973,299.35
  5. Step 5: Solve for x
    x = 18,071,973,299.35/155,718.24
  6. Step 6: Final answer
    x = 116,055.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.