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Finding the Fourth Proportional to 60,475.68, 83,450.79 and 34,977.96

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Solution

The fourth proportional to 60,475.68, 83,450.79 and 34,977.96 is: 48,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,475.68 : 83,450.79 = 34,977.96 : x
  2. Step 2: Convert to fraction form
    60,475.68/83,450.79 = 34,977.96/x
  3. Step 3: Cross multiply
    60,475.68x = 83,450.79 × 34,977.96
  4. Step 4: Simplify right side
    60,475.68x = 2,918,938,394.59
  5. Step 5: Solve for x
    x = 2,918,938,394.59/60,475.68
  6. Step 6: Final answer
    x = 48,266.32

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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.