Home / 66,249.23-91,425.43-36,036.16

Finding the Fourth Proportional to 66,249.23, 91,425.43 and 36,036.16

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Solution

The fourth proportional to 66,249.23, 91,425.43 and 36,036.16 is: 49,730.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,249.23 : 91,425.43 = 36,036.16 : x
  2. Step 2: Convert to fraction form
    66,249.23/91,425.43 = 36,036.16/x
  3. Step 3: Cross multiply
    66,249.23x = 91,425.43 × 36,036.16
  4. Step 4: Simplify right side
    66,249.23x = 3,294,621,727.08
  5. Step 5: Solve for x
    x = 3,294,621,727.08/66,249.23
  6. Step 6: Final answer
    x = 49,730.72

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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.