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Finding the Fourth Proportional to 117,297.57, 175,946.67 and 28,550.94

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Solution

The fourth proportional to 117,297.57, 175,946.67 and 28,550.94 is: 42,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,297.57 : 175,946.67 = 28,550.94 : x
  2. Step 2: Convert to fraction form
    117,297.57/175,946.67 = 28,550.94/x
  3. Step 3: Cross multiply
    117,297.57x = 175,946.67 × 28,550.94
  4. Step 4: Simplify right side
    117,297.57x = 5,023,442,818.37
  5. Step 5: Solve for x
    x = 5,023,442,818.37/117,297.57
  6. Step 6: Final answer
    x = 42,826.49

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1.5x scale

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.