Home / 132,616.44-183,013.02-72,188.82

Finding the Fourth Proportional to 132,616.44, 183,013.02 and 72,188.82

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Solution

The fourth proportional to 132,616.44, 183,013.02 and 72,188.82 is: 99,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,616.44 : 183,013.02 = 72,188.82 : x
  2. Step 2: Convert to fraction form
    132,616.44/183,013.02 = 72,188.82/x
  3. Step 3: Cross multiply
    132,616.44x = 183,013.02 × 72,188.82
  4. Step 4: Simplify right side
    132,616.44x = 13,211,493,958.44
  5. Step 5: Solve for x
    x = 13,211,493,958.44/132,616.44
  6. Step 6: Final answer
    x = 99,621.84

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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.