Home / 308,224.02-462,255.83-130,639.62

Finding the Fourth Proportional to 308,224.02, 462,255.83 and 130,639.62

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Solution

The fourth proportional to 308,224.02, 462,255.83 and 130,639.62 is: 195,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,224.02 : 462,255.83 = 130,639.62 : x
  2. Step 2: Convert to fraction form
    308,224.02/462,255.83 = 130,639.62/x
  3. Step 3: Cross multiply
    308,224.02x = 462,255.83 × 130,639.62
  4. Step 4: Simplify right side
    308,224.02x = 60,388,924,567.12
  5. Step 5: Solve for x
    x = 60,388,924,567.12/308,224.02
  6. Step 6: Final answer
    x = 195,925.44

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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.