Home / 133,025.67-183,573.84-72,597.33

Finding the Fourth Proportional to 133,025.67, 183,573.84 and 72,597.33

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Solution

The fourth proportional to 133,025.67, 183,573.84 and 72,597.33 is: 100,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.67 : 183,573.84 = 72,597.33 : x
  2. Step 2: Convert to fraction form
    133,025.67/183,573.84 = 72,597.33/x
  3. Step 3: Cross multiply
    133,025.67x = 183,573.84 × 72,597.33
  4. Step 4: Simplify right side
    133,025.67x = 13,326,970,641.85
  5. Step 5: Solve for x
    x = 13,326,970,641.85/133,025.67
  6. Step 6: Final answer
    x = 100,183.45

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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.