Home / 66,262.14-99,414.81-31,205.34

Finding the Fourth Proportional to 66,262.14, 99,414.81 and 31,205.34

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Solution

The fourth proportional to 66,262.14, 99,414.81 and 31,205.34 is: 46,818.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,262.14 : 99,414.81 = 31,205.34 : x
  2. Step 2: Convert to fraction form
    66,262.14/99,414.81 = 31,205.34/x
  3. Step 3: Cross multiply
    66,262.14x = 99,414.81 × 31,205.34
  4. Step 4: Simplify right side
    66,262.14x = 3,102,272,947.09
  5. Step 5: Solve for x
    x = 3,102,272,947.09/66,262.14
  6. Step 6: Final answer
    x = 46,818.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.