Home / 66,126.24-91,282.14-44,645.09

Finding the Fourth Proportional to 66,126.24, 91,282.14 and 44,645.09

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Solution

The fourth proportional to 66,126.24, 91,282.14 and 44,645.09 is: 61,629.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,126.24 : 91,282.14 = 44,645.09 : x
  2. Step 2: Convert to fraction form
    66,126.24/91,282.14 = 44,645.09/x
  3. Step 3: Cross multiply
    66,126.24x = 91,282.14 × 44,645.09
  4. Step 4: Simplify right side
    66,126.24x = 4,075,298,731.86
  5. Step 5: Solve for x
    x = 4,075,298,731.86/66,126.24
  6. Step 6: Final answer
    x = 61,629.07

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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.