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Finding the Fourth Proportional to 62,230.42, 85,874.59 and 35,369.20

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Solution

The fourth proportional to 62,230.42, 85,874.59 and 35,369.20 is: 48,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,230.42 : 85,874.59 = 35,369.20 : x
  2. Step 2: Convert to fraction form
    62,230.42/85,874.59 = 35,369.20/x
  3. Step 3: Cross multiply
    62,230.42x = 85,874.59 × 35,369.20
  4. Step 4: Simplify right side
    62,230.42x = 3,037,315,548.63
  5. Step 5: Solve for x
    x = 3,037,315,548.63/62,230.42
  6. Step 6: Final answer
    x = 48,807.57

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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.