Home / 176,078.74-242,720.04-107,969.62

Finding the Fourth Proportional to 176,078.74, 242,720.04 and 107,969.62

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Solution

The fourth proportional to 176,078.74, 242,720.04 and 107,969.62 is: 148,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,078.74 : 242,720.04 = 107,969.62 : x
  2. Step 2: Convert to fraction form
    176,078.74/242,720.04 = 107,969.62/x
  3. Step 3: Cross multiply
    176,078.74x = 242,720.04 × 107,969.62
  4. Step 4: Simplify right side
    176,078.74x = 26,206,390,485.18
  5. Step 5: Solve for x
    x = 26,206,390,485.18/176,078.74
  6. Step 6: Final answer
    x = 148,833.36

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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.