Home / 308,055.10-462,039.45-97,714.30

Finding the Fourth Proportional to 308,055.10, 462,039.45 and 97,714.30

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Solution

The fourth proportional to 308,055.10, 462,039.45 and 97,714.30 is: 146,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,055.10 : 462,039.45 = 97,714.30 : x
  2. Step 2: Convert to fraction form
    308,055.10/462,039.45 = 97,714.30/x
  3. Step 3: Cross multiply
    308,055.10x = 462,039.45 × 97,714.30
  4. Step 4: Simplify right side
    308,055.10x = 45,147,861,429.14
  5. Step 5: Solve for x
    x = 45,147,861,429.14/308,055.10
  6. Step 6: Final answer
    x = 146,557.75

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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.