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Finding the Fourth Proportional to 62,230.68, 85,876.20 and 35,374.32

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Solution

The fourth proportional to 62,230.68, 85,876.20 and 35,374.32 is: 48,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,230.68 : 85,876.20 = 35,374.32 : x
  2. Step 2: Convert to fraction form
    62,230.68/85,876.20 = 35,374.32/x
  3. Step 3: Cross multiply
    62,230.68x = 85,876.20 × 35,374.32
  4. Step 4: Simplify right side
    62,230.68x = 3,037,812,179.18
  5. Step 5: Solve for x
    x = 3,037,812,179.18/62,230.68
  6. Step 6: Final answer
    x = 48,815.35

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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.