Home / 141,857.08-212,789.34-36,675.76

Finding the Fourth Proportional to 141,857.08, 212,789.34 and 36,675.76

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Solution

The fourth proportional to 141,857.08, 212,789.34 and 36,675.76 is: 55,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,857.08 : 212,789.34 = 36,675.76 : x
  2. Step 2: Convert to fraction form
    141,857.08/212,789.34 = 36,675.76/x
  3. Step 3: Cross multiply
    141,857.08x = 212,789.34 × 36,675.76
  4. Step 4: Simplify right side
    141,857.08x = 7,804,210,764.40
  5. Step 5: Solve for x
    x = 7,804,210,764.40/141,857.08
  6. Step 6: Final answer
    x = 55,014.60

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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.