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Finding the Fourth Proportional to 60,474.67, 83,465.96 and 34,977.49

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Solution

The fourth proportional to 60,474.67, 83,465.96 and 34,977.49 is: 48,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,474.67 : 83,465.96 = 34,977.49 : x
  2. Step 2: Convert to fraction form
    60,474.67/83,465.96 = 34,977.49/x
  3. Step 3: Cross multiply
    60,474.67x = 83,465.96 × 34,977.49
  4. Step 4: Simplify right side
    60,474.67x = 2,919,429,710.69
  5. Step 5: Solve for x
    x = 2,919,429,710.69/60,474.67
  6. Step 6: Final answer
    x = 48,275.25

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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.