Home / 298,134.42-447,204.30-84,902.16

Finding the Fourth Proportional to 298,134.42, 447,204.30 and 84,902.16

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Solution

The fourth proportional to 298,134.42, 447,204.30 and 84,902.16 is: 127,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,134.42 : 447,204.30 = 84,902.16 : x
  2. Step 2: Convert to fraction form
    298,134.42/447,204.30 = 84,902.16/x
  3. Step 3: Cross multiply
    298,134.42x = 447,204.30 × 84,902.16
  4. Step 4: Simplify right side
    298,134.42x = 37,968,611,031.29
  5. Step 5: Solve for x
    x = 37,968,611,031.29/298,134.42
  6. Step 6: Final answer
    x = 127,354.00

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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.