Home / 141,707.30-212,554.80-52,961.57

Finding the Fourth Proportional to 141,707.30, 212,554.80 and 52,961.57

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Solution

The fourth proportional to 141,707.30, 212,554.80 and 52,961.57 is: 79,440.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,707.30 : 212,554.80 = 52,961.57 : x
  2. Step 2: Convert to fraction form
    141,707.30/212,554.80 = 52,961.57/x
  3. Step 3: Cross multiply
    141,707.30x = 212,554.80 × 52,961.57
  4. Step 4: Simplify right side
    141,707.30x = 11,257,235,919.04
  5. Step 5: Solve for x
    x = 11,257,235,919.04/141,707.30
  6. Step 6: Final answer
    x = 79,440.06

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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.