Home / 103,486.64-155,246.07-33,373.04

Finding the Fourth Proportional to 103,486.64, 155,246.07 and 33,373.04

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Solution

The fourth proportional to 103,486.64, 155,246.07 and 33,373.04 is: 50,064.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,486.64 : 155,246.07 = 33,373.04 : x
  2. Step 2: Convert to fraction form
    103,486.64/155,246.07 = 33,373.04/x
  3. Step 3: Cross multiply
    103,486.64x = 155,246.07 × 33,373.04
  4. Step 4: Simplify right side
    103,486.64x = 5,181,033,303.95
  5. Step 5: Solve for x
    x = 5,181,033,303.95/103,486.64
  6. Step 6: Final answer
    x = 50,064.76

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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.