Home / 66,148.65-91,284.77-35,933.73

Finding the Fourth Proportional to 66,148.65, 91,284.77 and 35,933.73

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Solution

The fourth proportional to 66,148.65, 91,284.77 and 35,933.73 is: 49,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,148.65 : 91,284.77 = 35,933.73 : x
  2. Step 2: Convert to fraction form
    66,148.65/91,284.77 = 35,933.73/x
  3. Step 3: Cross multiply
    66,148.65x = 91,284.77 × 35,933.73
  4. Step 4: Simplify right side
    66,148.65x = 3,280,202,025.81
  5. Step 5: Solve for x
    x = 3,280,202,025.81/66,148.65
  6. Step 6: Final answer
    x = 49,588.34

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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.