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Finding the Fourth Proportional to 62,063.49, 85,649.54 and 35,207.13

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Solution

The fourth proportional to 62,063.49, 85,649.54 and 35,207.13 is: 48,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,063.49 : 85,649.54 = 35,207.13 : x
  2. Step 2: Convert to fraction form
    62,063.49/85,649.54 = 35,207.13/x
  3. Step 3: Cross multiply
    62,063.49x = 85,649.54 × 35,207.13
  4. Step 4: Simplify right side
    62,063.49x = 3,015,474,313.18
  5. Step 5: Solve for x
    x = 3,015,474,313.18/62,063.49
  6. Step 6: Final answer
    x = 48,586.93

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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.