Home / 175,708.76-242,478.56-95,137.28

Finding the Fourth Proportional to 175,708.76, 242,478.56 and 95,137.28

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Solution

The fourth proportional to 175,708.76, 242,478.56 and 95,137.28 is: 131,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,708.76 : 242,478.56 = 95,137.28 : x
  2. Step 2: Convert to fraction form
    175,708.76/242,478.56 = 95,137.28/x
  3. Step 3: Cross multiply
    175,708.76x = 242,478.56 × 95,137.28
  4. Step 4: Simplify right side
    175,708.76x = 23,068,750,656.72
  5. Step 5: Solve for x
    x = 23,068,750,656.72/175,708.76
  6. Step 6: Final answer
    x = 131,289.70

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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.