Home / 90,196.74-135,303.08-23,636.61

Finding the Fourth Proportional to 90,196.74, 135,303.08 and 23,636.61

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Solution

The fourth proportional to 90,196.74, 135,303.08 and 23,636.61 is: 35,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,196.74 : 135,303.08 = 23,636.61 : x
  2. Step 2: Convert to fraction form
    90,196.74/135,303.08 = 23,636.61/x
  3. Step 3: Cross multiply
    90,196.74x = 135,303.08 × 23,636.61
  4. Step 4: Simplify right side
    90,196.74x = 3,198,106,015.58
  5. Step 5: Solve for x
    x = 3,198,106,015.58/90,196.74
  6. Step 6: Final answer
    x = 35,457.00

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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.