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Finding the Fourth Proportional to 180,222.93, 248,697 and 99,644.13

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Solution

The fourth proportional to 180,222.93, 248,697 and 99,644.13 is: 137,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,222.93 : 248,697 = 99,644.13 : x
  2. Step 2: Convert to fraction form
    180,222.93/248,697 = 99,644.13/x
  3. Step 3: Cross multiply
    180,222.93x = 248,697 × 99,644.13
  4. Step 4: Simplify right side
    180,222.93x = 24,781,196,198.61
  5. Step 5: Solve for x
    x = 24,781,196,198.61/180,222.93
  6. Step 6: Final answer
    x = 137,503.01

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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.