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Finding the Fourth Proportional to 83,207.60, 124,811.40 and 41,735.60

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Solution

The fourth proportional to 83,207.60, 124,811.40 and 41,735.60 is: 62,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,207.60 : 124,811.40 = 41,735.60 : x
  2. Step 2: Convert to fraction form
    83,207.60/124,811.40 = 41,735.60/x
  3. Step 3: Cross multiply
    83,207.60x = 124,811.40 × 41,735.60
  4. Step 4: Simplify right side
    83,207.60x = 5,209,078,665.84
  5. Step 5: Solve for x
    x = 5,209,078,665.84/83,207.60
  6. Step 6: Final answer
    x = 62,603.40

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1.5x scale

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.