Home / 91,175.58-125,828.64-50,897.21

Finding the Fourth Proportional to 91,175.58, 125,828.64 and 50,897.21

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Solution

The fourth proportional to 91,175.58, 125,828.64 and 50,897.21 is: 70,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,175.58 : 125,828.64 = 50,897.21 : x
  2. Step 2: Convert to fraction form
    91,175.58/125,828.64 = 50,897.21/x
  3. Step 3: Cross multiply
    91,175.58x = 125,828.64 × 50,897.21
  4. Step 4: Simplify right side
    91,175.58x = 6,404,326,084.95
  5. Step 5: Solve for x
    x = 6,404,326,084.95/91,175.58
  6. Step 6: Final answer
    x = 70,241.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.