Home / 481,053.35-721,376.94-144,141.86

Finding the Fourth Proportional to 481,053.35, 721,376.94 and 144,141.86

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Solution

The fourth proportional to 481,053.35, 721,376.94 and 144,141.86 is: 216,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,053.35 : 721,376.94 = 144,141.86 : x
  2. Step 2: Convert to fraction form
    481,053.35/721,376.94 = 144,141.86/x
  3. Step 3: Cross multiply
    481,053.35x = 721,376.94 × 144,141.86
  4. Step 4: Simplify right side
    481,053.35x = 103,980,613,892.71
  5. Step 5: Solve for x
    x = 103,980,613,892.71/481,053.35
  6. Step 6: Final answer
    x = 216,151.94

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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.