Home / 206,078.04-284,384.52-115,437.24

Finding the Fourth Proportional to 206,078.04, 284,384.52 and 115,437.24

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Solution

The fourth proportional to 206,078.04, 284,384.52 and 115,437.24 is: 159,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,078.04 : 284,384.52 = 115,437.24 : x
  2. Step 2: Convert to fraction form
    206,078.04/284,384.52 = 115,437.24/x
  3. Step 3: Cross multiply
    206,078.04x = 284,384.52 × 115,437.24
  4. Step 4: Simplify right side
    206,078.04x = 32,828,564,087.52
  5. Step 5: Solve for x
    x = 32,828,564,087.52/206,078.04
  6. Step 6: Final answer
    x = 159,301.61

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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.