Home / 461,246.54-691,970.04-141,399.61

Finding the Fourth Proportional to 461,246.54, 691,970.04 and 141,399.61

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Solution

The fourth proportional to 461,246.54, 691,970.04 and 141,399.61 is: 212,130.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,246.54 : 691,970.04 = 141,399.61 : x
  2. Step 2: Convert to fraction form
    461,246.54/691,970.04 = 141,399.61/x
  3. Step 3: Cross multiply
    461,246.54x = 691,970.04 × 141,399.61
  4. Step 4: Simplify right side
    461,246.54x = 97,844,292,057.76
  5. Step 5: Solve for x
    x = 97,844,292,057.76/461,246.54
  6. Step 6: Final answer
    x = 212,130.14

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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.