Home / 90,288.97-124,619.51-60,075.56

Finding the Fourth Proportional to 90,288.97, 124,619.51 and 60,075.56

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Solution

The fourth proportional to 90,288.97, 124,619.51 and 60,075.56 is: 82,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,288.97 : 124,619.51 = 60,075.56 : x
  2. Step 2: Convert to fraction form
    90,288.97/124,619.51 = 60,075.56/x
  3. Step 3: Cross multiply
    90,288.97x = 124,619.51 × 60,075.56
  4. Step 4: Simplify right side
    90,288.97x = 7,486,587,311.91
  5. Step 5: Solve for x
    x = 7,486,587,311.91/90,288.97
  6. Step 6: Final answer
    x = 82,918.07

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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.