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Finding the Fourth Proportional to 104,609.84, 144,382.58 and 62,160.16

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Solution

The fourth proportional to 104,609.84, 144,382.58 and 62,160.16 is: 85,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,609.84 : 144,382.58 = 62,160.16 : x
  2. Step 2: Convert to fraction form
    104,609.84/144,382.58 = 62,160.16/x
  3. Step 3: Cross multiply
    104,609.84x = 144,382.58 × 62,160.16
  4. Step 4: Simplify right side
    104,609.84x = 8,974,844,274.01
  5. Step 5: Solve for x
    x = 8,974,844,274.01/104,609.84
  6. Step 6: Final answer
    x = 85,793.50

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1.5x scale

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.