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Finding the Fourth Proportional to 62,352.76, 85,935.54 and 47,209.14

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Solution

The fourth proportional to 62,352.76, 85,935.54 and 47,209.14 is: 65,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,352.76 : 85,935.54 = 47,209.14 : x
  2. Step 2: Convert to fraction form
    62,352.76/85,935.54 = 47,209.14/x
  3. Step 3: Cross multiply
    62,352.76x = 85,935.54 × 47,209.14
  4. Step 4: Simplify right side
    62,352.76x = 4,056,942,938.84
  5. Step 5: Solve for x
    x = 4,056,942,938.84/62,352.76
  6. Step 6: Final answer
    x = 65,064.37

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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.