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Finding the Fourth Proportional to 188,232.52, 259,662.90 and 152,462.92

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Solution

The fourth proportional to 188,232.52, 259,662.90 and 152,462.92 is: 210,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,232.52 : 259,662.90 = 152,462.92 : x
  2. Step 2: Convert to fraction form
    188,232.52/259,662.90 = 152,462.92/x
  3. Step 3: Cross multiply
    188,232.52x = 259,662.90 × 152,462.92
  4. Step 4: Simplify right side
    188,232.52x = 39,588,963,949.67
  5. Step 5: Solve for x
    x = 39,588,963,949.67/188,232.52
  6. Step 6: Final answer
    x = 210,319.47

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1.5x scale

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.