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Finding the Fourth Proportional to 62,287.16, 85,958.18 and 35,433.56

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Solution

The fourth proportional to 62,287.16, 85,958.18 and 35,433.56 is: 48,899.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,287.16 : 85,958.18 = 35,433.56 : x
  2. Step 2: Convert to fraction form
    62,287.16/85,958.18 = 35,433.56/x
  3. Step 3: Cross multiply
    62,287.16x = 85,958.18 × 35,433.56
  4. Step 4: Simplify right side
    62,287.16x = 3,045,804,328.52
  5. Step 5: Solve for x
    x = 3,045,804,328.52/62,287.16
  6. Step 6: Final answer
    x = 48,899.39

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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.