Home / 129,926.58-194,877.10-88,075.50

Finding the Fourth Proportional to 129,926.58, 194,877.10 and 88,075.50

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Solution

The fourth proportional to 129,926.58, 194,877.10 and 88,075.50 is: 132,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,926.58 : 194,877.10 = 88,075.50 : x
  2. Step 2: Convert to fraction form
    129,926.58/194,877.10 = 88,075.50/x
  3. Step 3: Cross multiply
    129,926.58x = 194,877.10 × 88,075.50
  4. Step 4: Simplify right side
    129,926.58x = 17,163,898,021.05
  5. Step 5: Solve for x
    x = 17,163,898,021.05/129,926.58
  6. Step 6: Final answer
    x = 132,104.59

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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.