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Finding the Fourth Proportional to 224,811.01, 310,028.30 and 144,263.89

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Solution

The fourth proportional to 224,811.01, 310,028.30 and 144,263.89 is: 198,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,811.01 : 310,028.30 = 144,263.89 : x
  2. Step 2: Convert to fraction form
    224,811.01/310,028.30 = 144,263.89/x
  3. Step 3: Cross multiply
    224,811.01x = 310,028.30 × 144,263.89
  4. Step 4: Simplify right side
    224,811.01x = 44,725,887,017.95
  5. Step 5: Solve for x
    x = 44,725,887,017.95/224,811.01
  6. Step 6: Final answer
    x = 198,948.83

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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.