Home / 103,634.12-155,442.25-63,097.13

Finding the Fourth Proportional to 103,634.12, 155,442.25 and 63,097.13

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Solution

The fourth proportional to 103,634.12, 155,442.25 and 63,097.13 is: 94,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.12 : 155,442.25 = 63,097.13 : x
  2. Step 2: Convert to fraction form
    103,634.12/155,442.25 = 63,097.13/x
  3. Step 3: Cross multiply
    103,634.12x = 155,442.25 × 63,097.13
  4. Step 4: Simplify right side
    103,634.12x = 9,807,958,763.05
  5. Step 5: Solve for x
    x = 9,807,958,763.05/103,634.12
  6. Step 6: Final answer
    x = 94,640.25

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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.