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Finding the Fourth Proportional to 62,102.54, 85,690.22 and 35,246.18

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Solution

The fourth proportional to 62,102.54, 85,690.22 and 35,246.18 is: 48,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,102.54 : 85,690.22 = 35,246.18 : x
  2. Step 2: Convert to fraction form
    62,102.54/85,690.22 = 35,246.18/x
  3. Step 3: Cross multiply
    62,102.54x = 85,690.22 × 35,246.18
  4. Step 4: Simplify right side
    62,102.54x = 3,020,252,918.36
  5. Step 5: Solve for x
    x = 3,020,252,918.36/62,102.54
  6. Step 6: Final answer
    x = 48,633.32

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Double scale
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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.