Home / 159,075.42-219,524.58-91,093.47

Finding the Fourth Proportional to 159,075.42, 219,524.58 and 91,093.47

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Solution

The fourth proportional to 159,075.42, 219,524.58 and 91,093.47 is: 125,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,075.42 : 219,524.58 = 91,093.47 : x
  2. Step 2: Convert to fraction form
    159,075.42/219,524.58 = 91,093.47/x
  3. Step 3: Cross multiply
    159,075.42x = 219,524.58 × 91,093.47
  4. Step 4: Simplify right side
    159,075.42x = 19,997,255,742.49
  5. Step 5: Solve for x
    x = 19,997,255,742.49/159,075.42
  6. Step 6: Final answer
    x = 125,709.28

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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.