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Finding the Fourth Proportional to 62,262.60, 85,921.98 and 35,405.11

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Solution

The fourth proportional to 62,262.60, 85,921.98 and 35,405.11 is: 48,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,262.60 : 85,921.98 = 35,405.11 : x
  2. Step 2: Convert to fraction form
    62,262.60/85,921.98 = 35,405.11/x
  3. Step 3: Cross multiply
    62,262.60x = 85,921.98 × 35,405.11
  4. Step 4: Simplify right side
    62,262.60x = 3,042,077,153.32
  5. Step 5: Solve for x
    x = 3,042,077,153.32/62,262.60
  6. Step 6: Final answer
    x = 48,858.82

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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.