Home / 434,342.73-651,511.89-110,130.90

Finding the Fourth Proportional to 434,342.73, 651,511.89 and 110,130.90

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Solution

The fourth proportional to 434,342.73, 651,511.89 and 110,130.90 is: 165,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,342.73 : 651,511.89 = 110,130.90 : x
  2. Step 2: Convert to fraction form
    434,342.73/651,511.89 = 110,130.90/x
  3. Step 3: Cross multiply
    434,342.73x = 651,511.89 × 110,130.90
  4. Step 4: Simplify right side
    434,342.73x = 71,751,590,806.40
  5. Step 5: Solve for x
    x = 71,751,590,806.40/434,342.73
  6. Step 6: Final answer
    x = 165,195.79

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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.