Home / 90,286.41-124,553.88-58,465.56

Finding the Fourth Proportional to 90,286.41, 124,553.88 and 58,465.56

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Solution

The fourth proportional to 90,286.41, 124,553.88 and 58,465.56 is: 80,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,286.41 : 124,553.88 = 58,465.56 : x
  2. Step 2: Convert to fraction form
    90,286.41/124,553.88 = 58,465.56/x
  3. Step 3: Cross multiply
    90,286.41x = 124,553.88 × 58,465.56
  4. Step 4: Simplify right side
    90,286.41x = 7,282,112,344.37
  5. Step 5: Solve for x
    x = 7,282,112,344.37/90,286.41
  6. Step 6: Final answer
    x = 80,655.69

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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.