Home / 272,947.49-409,548.04-104,412.10

Finding the Fourth Proportional to 272,947.49, 409,548.04 and 104,412.10

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Solution

The fourth proportional to 272,947.49, 409,548.04 and 104,412.10 is: 156,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947.49 : 409,548.04 = 104,412.10 : x
  2. Step 2: Convert to fraction form
    272,947.49/409,548.04 = 104,412.10/x
  3. Step 3: Cross multiply
    272,947.49x = 409,548.04 × 104,412.10
  4. Step 4: Simplify right side
    272,947.49x = 42,761,770,907.28
  5. Step 5: Solve for x
    x = 42,761,770,907.28/272,947.49
  6. Step 6: Final answer
    x = 156,666.66

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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.