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Finding the Fourth Proportional to 224,652.46, 310,033 and 122,687.36

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Solution

The fourth proportional to 224,652.46, 310,033 and 122,687.36 is: 169,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,652.46 : 310,033 = 122,687.36 : x
  2. Step 2: Convert to fraction form
    224,652.46/310,033 = 122,687.36/x
  3. Step 3: Cross multiply
    224,652.46x = 310,033 × 122,687.36
  4. Step 4: Simplify right side
    224,652.46x = 38,037,130,282.88
  5. Step 5: Solve for x
    x = 38,037,130,282.88/224,652.46
  6. Step 6: Final answer
    x = 169,315.44

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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.