Home / 175,584.72-242,332.30-115,245.39

Finding the Fourth Proportional to 175,584.72, 242,332.30 and 115,245.39

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Solution

The fourth proportional to 175,584.72, 242,332.30 and 115,245.39 is: 159,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,584.72 : 242,332.30 = 115,245.39 : x
  2. Step 2: Convert to fraction form
    175,584.72/242,332.30 = 115,245.39/x
  3. Step 3: Cross multiply
    175,584.72x = 242,332.30 × 115,245.39
  4. Step 4: Simplify right side
    175,584.72x = 27,927,680,423.10
  5. Step 5: Solve for x
    x = 27,927,680,423.10/175,584.72
  6. Step 6: Final answer
    x = 159,055.30

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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.