Home / 66,288.98-91,477.22-37,216.60

Finding the Fourth Proportional to 66,288.98, 91,477.22 and 37,216.60

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Solution

The fourth proportional to 66,288.98, 91,477.22 and 37,216.60 is: 51,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,288.98 : 91,477.22 = 37,216.60 : x
  2. Step 2: Convert to fraction form
    66,288.98/91,477.22 = 37,216.60/x
  3. Step 3: Cross multiply
    66,288.98x = 91,477.22 × 37,216.60
  4. Step 4: Simplify right side
    66,288.98x = 3,404,470,691.08
  5. Step 5: Solve for x
    x = 3,404,470,691.08/66,288.98
  6. Step 6: Final answer
    x = 51,358.02

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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.