Home / 66,240.77-91,412.69-36,026.42

Finding the Fourth Proportional to 66,240.77, 91,412.69 and 36,026.42

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Solution

The fourth proportional to 66,240.77, 91,412.69 and 36,026.42 is: 49,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,240.77 : 91,412.69 = 36,026.42 : x
  2. Step 2: Convert to fraction form
    66,240.77/91,412.69 = 36,026.42/x
  3. Step 3: Cross multiply
    66,240.77x = 91,412.69 × 36,026.42
  4. Step 4: Simplify right side
    66,240.77x = 3,293,271,326.07
  5. Step 5: Solve for x
    x = 3,293,271,326.07/66,240.77
  6. Step 6: Final answer
    x = 49,716.69

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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.