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Finding the Fourth Proportional to 60,454.10, 83,420.03 and 34,956.60

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Solution

The fourth proportional to 60,454.10, 83,420.03 and 34,956.60 is: 48,236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,454.10 : 83,420.03 = 34,956.60 : x
  2. Step 2: Convert to fraction form
    60,454.10/83,420.03 = 34,956.60/x
  3. Step 3: Cross multiply
    60,454.10x = 83,420.03 × 34,956.60
  4. Step 4: Simplify right side
    60,454.10x = 2,916,080,511.46
  5. Step 5: Solve for x
    x = 2,916,080,511.46/60,454.10
  6. Step 6: Final answer
    x = 48,236.27

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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.