Home / 182,985.02-252,471.32-105,441.60

Finding the Fourth Proportional to 182,985.02, 252,471.32 and 105,441.60

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Solution

The fourth proportional to 182,985.02, 252,471.32 and 105,441.60 is: 145,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,985.02 : 252,471.32 = 105,441.60 : x
  2. Step 2: Convert to fraction form
    182,985.02/252,471.32 = 105,441.60/x
  3. Step 3: Cross multiply
    182,985.02x = 252,471.32 × 105,441.60
  4. Step 4: Simplify right side
    182,985.02x = 26,620,979,934.91
  5. Step 5: Solve for x
    x = 26,620,979,934.91/182,985.02
  6. Step 6: Final answer
    x = 145,481.74

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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.