Home / 66,244.96-91,418.32-36,030.48

Finding the Fourth Proportional to 66,244.96, 91,418.32 and 36,030.48

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Solution

The fourth proportional to 66,244.96, 91,418.32 and 36,030.48 is: 49,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244.96 : 91,418.32 = 36,030.48 : x
  2. Step 2: Convert to fraction form
    66,244.96/91,418.32 = 36,030.48/x
  3. Step 3: Cross multiply
    66,244.96x = 91,418.32 × 36,030.48
  4. Step 4: Simplify right side
    66,244.96x = 3,293,845,950.39
  5. Step 5: Solve for x
    x = 3,293,845,950.39/66,244.96
  6. Step 6: Final answer
    x = 49,722.21

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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.