Home / 90,247.32-135,400.14-37,671.84

Finding the Fourth Proportional to 90,247.32, 135,400.14 and 37,671.84

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Solution

The fourth proportional to 90,247.32, 135,400.14 and 37,671.84 is: 56,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,247.32 : 135,400.14 = 37,671.84 : x
  2. Step 2: Convert to fraction form
    90,247.32/135,400.14 = 37,671.84/x
  3. Step 3: Cross multiply
    90,247.32x = 135,400.14 × 37,671.84
  4. Step 4: Simplify right side
    90,247.32x = 5,100,772,410.06
  5. Step 5: Solve for x
    x = 5,100,772,410.06/90,247.32
  6. Step 6: Final answer
    x = 56,519.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.