Home / 323,835.04-485,784.96-99,192.88

Finding the Fourth Proportional to 323,835.04, 485,784.96 and 99,192.88

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Solution

The fourth proportional to 323,835.04, 485,784.96 and 99,192.88 is: 148,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,835.04 : 485,784.96 = 99,192.88 : x
  2. Step 2: Convert to fraction form
    323,835.04/485,784.96 = 99,192.88/x
  3. Step 3: Cross multiply
    323,835.04x = 485,784.96 × 99,192.88
  4. Step 4: Simplify right side
    323,835.04x = 48,186,409,243.08
  5. Step 5: Solve for x
    x = 48,186,409,243.08/323,835.04
  6. Step 6: Final answer
    x = 148,799.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.