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Finding the Fourth Proportional to 310,951.80, 466,526.13 and 111,267.75

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Solution

The fourth proportional to 310,951.80, 466,526.13 and 111,267.75 is: 166,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,951.80 : 466,526.13 = 111,267.75 : x
  2. Step 2: Convert to fraction form
    310,951.80/466,526.13 = 111,267.75/x
  3. Step 3: Cross multiply
    310,951.80x = 466,526.13 × 111,267.75
  4. Step 4: Simplify right side
    310,951.80x = 51,909,312,801.31
  5. Step 5: Solve for x
    x = 51,909,312,801.31/310,951.80
  6. Step 6: Final answer
    x = 166,936.85

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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.