Home / 225,072.10-310,586.97-123,077.26

Finding the Fourth Proportional to 225,072.10, 310,586.97 and 123,077.26

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Solution

The fourth proportional to 225,072.10, 310,586.97 and 123,077.26 is: 169,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,072.10 : 310,586.97 = 123,077.26 : x
  2. Step 2: Convert to fraction form
    225,072.10/310,586.97 = 123,077.26/x
  3. Step 3: Cross multiply
    225,072.10x = 310,586.97 × 123,077.26
  4. Step 4: Simplify right side
    225,072.10x = 38,226,193,259.30
  5. Step 5: Solve for x
    x = 38,226,193,259.30/225,072.10
  6. Step 6: Final answer
    x = 169,839.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.