Home / 369,930.10-554,562.09-133,106.25

Finding the Fourth Proportional to 369,930.10, 554,562.09 and 133,106.25

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Solution

The fourth proportional to 369,930.10, 554,562.09 and 133,106.25 is: 199,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,930.10 : 554,562.09 = 133,106.25 : x
  2. Step 2: Convert to fraction form
    369,930.10/554,562.09 = 133,106.25/x
  3. Step 3: Cross multiply
    369,930.10x = 554,562.09 × 133,106.25
  4. Step 4: Simplify right side
    369,930.10x = 73,815,680,192.06
  5. Step 5: Solve for x
    x = 73,815,680,192.06/369,930.10
  6. Step 6: Final answer
    x = 199,539.54

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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.