Home / 149,034.64-205,595.53-88,562.49

Finding the Fourth Proportional to 149,034.64, 205,595.53 and 88,562.49

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Solution

The fourth proportional to 149,034.64, 205,595.53 and 88,562.49 is: 122,173.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,034.64 : 205,595.53 = 88,562.49 : x
  2. Step 2: Convert to fraction form
    149,034.64/205,595.53 = 88,562.49/x
  3. Step 3: Cross multiply
    149,034.64x = 205,595.53 × 88,562.49
  4. Step 4: Simplify right side
    149,034.64x = 18,208,052,069.67
  5. Step 5: Solve for x
    x = 18,208,052,069.67/149,034.64
  6. Step 6: Final answer
    x = 122,173.29

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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.