Home / 90,056.34-135,099.36-27,726.84

Finding the Fourth Proportional to 90,056.34, 135,099.36 and 27,726.84

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Solution

The fourth proportional to 90,056.34, 135,099.36 and 27,726.84 is: 41,594.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,056.34 : 135,099.36 = 27,726.84 : x
  2. Step 2: Convert to fraction form
    90,056.34/135,099.36 = 27,726.84/x
  3. Step 3: Cross multiply
    90,056.34x = 135,099.36 × 27,726.84
  4. Step 4: Simplify right side
    90,056.34x = 3,745,878,338.82
  5. Step 5: Solve for x
    x = 3,745,878,338.82/90,056.34
  6. Step 6: Final answer
    x = 41,594.83

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1.5x scale

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.