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Finding the Fourth Proportional to 62,409.10, 86,103.54 and 35,532.60

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Solution

The fourth proportional to 62,409.10, 86,103.54 and 35,532.60 is: 49,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,409.10 : 86,103.54 = 35,532.60 : x
  2. Step 2: Convert to fraction form
    62,409.10/86,103.54 = 35,532.60/x
  3. Step 3: Cross multiply
    62,409.10x = 86,103.54 × 35,532.60
  4. Step 4: Simplify right side
    62,409.10x = 3,059,482,645.40
  5. Step 5: Solve for x
    x = 3,059,482,645.40/62,409.10
  6. Step 6: Final answer
    x = 49,023.02

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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.