Home / 224,917.96-310,381.38-122,938.84

Finding the Fourth Proportional to 224,917.96, 310,381.38 and 122,938.84

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Solution

The fourth proportional to 224,917.96, 310,381.38 and 122,938.84 is: 169,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,917.96 : 310,381.38 = 122,938.84 : x
  2. Step 2: Convert to fraction form
    224,917.96/310,381.38 = 122,938.84/x
  3. Step 3: Cross multiply
    224,917.96x = 310,381.38 × 122,938.84
  4. Step 4: Simplify right side
    224,917.96x = 38,157,926,814.80
  5. Step 5: Solve for x
    x = 38,157,926,814.80/224,917.96
  6. Step 6: Final answer
    x = 169,652.64

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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.