Home / 62,678.97-86,499.23-34,385.49

Finding the Fourth Proportional to 62,678.97, 86,499.23 and 34,385.49

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Solution

The fourth proportional to 62,678.97, 86,499.23 and 34,385.49 is: 47,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,678.97 : 86,499.23 = 34,385.49 : x
  2. Step 2: Convert to fraction form
    62,678.97/86,499.23 = 34,385.49/x
  3. Step 3: Cross multiply
    62,678.97x = 86,499.23 × 34,385.49
  4. Step 4: Simplify right side
    62,678.97x = 2,974,318,236.25
  5. Step 5: Solve for x
    x = 2,974,318,236.25/62,678.97
  6. Step 6: Final answer
    x = 47,453.21

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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.