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Finding the Fourth Proportional to 180,468.54, 248,475.93 and 158,943.06

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Solution

The fourth proportional to 180,468.54, 248,475.93 and 158,943.06 is: 218,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,468.54 : 248,475.93 = 158,943.06 : x
  2. Step 2: Convert to fraction form
    180,468.54/248,475.93 = 158,943.06/x
  3. Step 3: Cross multiply
    180,468.54x = 248,475.93 × 158,943.06
  4. Step 4: Simplify right side
    180,468.54x = 39,493,524,650.55
  5. Step 5: Solve for x
    x = 39,493,524,650.55/180,468.54
  6. Step 6: Final answer
    x = 218,838.83

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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.