Home / 461,252.54-691,979.04-141,405.62

Finding the Fourth Proportional to 461,252.54, 691,979.04 and 141,405.62

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Solution

The fourth proportional to 461,252.54, 691,979.04 and 141,405.62 is: 212,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,252.54 : 691,979.04 = 141,405.62 : x
  2. Step 2: Convert to fraction form
    461,252.54/691,979.04 = 141,405.62/x
  3. Step 3: Cross multiply
    461,252.54x = 691,979.04 × 141,405.62
  4. Step 4: Simplify right side
    461,252.54x = 97,849,725,178.20
  5. Step 5: Solve for x
    x = 97,849,725,178.20/461,252.54
  6. Step 6: Final answer
    x = 212,139.16

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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.