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Finding the Fourth Proportional to 180,216.42, 248,694.48 and 103,737.03

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Solution

The fourth proportional to 180,216.42, 248,694.48 and 103,737.03 is: 143,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,216.42 : 248,694.48 = 103,737.03 : x
  2. Step 2: Convert to fraction form
    180,216.42/248,694.48 = 103,737.03/x
  3. Step 3: Cross multiply
    180,216.42x = 248,694.48 × 103,737.03
  4. Step 4: Simplify right side
    180,216.42x = 25,798,826,732.59
  5. Step 5: Solve for x
    x = 25,798,826,732.59/180,216.42
  6. Step 6: Final answer
    x = 143,154.70

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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.