Home / 90,775.32-125,260.32-50,482.58

Finding the Fourth Proportional to 90,775.32, 125,260.32 and 50,482.58

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Solution

The fourth proportional to 90,775.32, 125,260.32 and 50,482.58 is: 69,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,775.32 : 125,260.32 = 50,482.58 : x
  2. Step 2: Convert to fraction form
    90,775.32/125,260.32 = 50,482.58/x
  3. Step 3: Cross multiply
    90,775.32x = 125,260.32 × 50,482.58
  4. Step 4: Simplify right side
    90,775.32x = 6,323,463,688.23
  5. Step 5: Solve for x
    x = 6,323,463,688.23/90,775.32
  6. Step 6: Final answer
    x = 69,660.61

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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.