Home / 117,251.10-175,875.38-28,504.70

Finding the Fourth Proportional to 117,251.10, 175,875.38 and 28,504.70

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Solution

The fourth proportional to 117,251.10, 175,875.38 and 28,504.70 is: 42,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251.10 : 175,875.38 = 28,504.70 : x
  2. Step 2: Convert to fraction form
    117,251.10/175,875.38 = 28,504.70/x
  3. Step 3: Cross multiply
    117,251.10x = 175,875.38 × 28,504.70
  4. Step 4: Simplify right side
    117,251.10x = 5,013,274,801.76
  5. Step 5: Solve for x
    x = 5,013,274,801.76/117,251.10
  6. Step 6: Final answer
    x = 42,756.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.