Home / 141,245.94-211,868.58-88,692.30

Finding the Fourth Proportional to 141,245.94, 211,868.58 and 88,692.30

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Solution

The fourth proportional to 141,245.94, 211,868.58 and 88,692.30 is: 133,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,245.94 : 211,868.58 = 88,692.30 : x
  2. Step 2: Convert to fraction form
    141,245.94/211,868.58 = 88,692.30/x
  3. Step 3: Cross multiply
    141,245.94x = 211,868.58 × 88,692.30
  4. Step 4: Simplify right side
    141,245.94x = 18,791,111,657.93
  5. Step 5: Solve for x
    x = 18,791,111,657.93/141,245.94
  6. Step 6: Final answer
    x = 133,038.24

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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.