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Finding the Fourth Proportional to 164,852.40, 247,278.60 and 144,513.30

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Solution

The fourth proportional to 164,852.40, 247,278.60 and 144,513.30 is: 216,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,852.40 : 247,278.60 = 144,513.30 : x
  2. Step 2: Convert to fraction form
    164,852.40/247,278.60 = 144,513.30/x
  3. Step 3: Cross multiply
    164,852.40x = 247,278.60 × 144,513.30
  4. Step 4: Simplify right side
    164,852.40x = 35,735,046,505.38
  5. Step 5: Solve for x
    x = 35,735,046,505.38/164,852.40
  6. Step 6: Final answer
    x = 216,769.95

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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.