Home / 90,281.00-135,305.60-34,054.14

Finding the Fourth Proportional to 90,281.00, 135,305.60 and 34,054.14

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Solution

The fourth proportional to 90,281.00, 135,305.60 and 34,054.14 is: 51,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,281.00 : 135,305.60 = 34,054.14 : x
  2. Step 2: Convert to fraction form
    90,281.00/135,305.60 = 34,054.14/x
  3. Step 3: Cross multiply
    90,281.00x = 135,305.60 × 34,054.14
  4. Step 4: Simplify right side
    90,281.00x = 4,607,715,674.91
  5. Step 5: Solve for x
    x = 4,607,715,674.91/90,281.00
  6. Step 6: Final answer
    x = 51,037.49

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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.