Home / 141,013.80-211,328.46-70,941.24

Finding the Fourth Proportional to 141,013.80, 211,328.46 and 70,941.24

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Solution

The fourth proportional to 141,013.80, 211,328.46 and 70,941.24 is: 106,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,013.80 : 211,328.46 = 70,941.24 : x
  2. Step 2: Convert to fraction form
    141,013.80/211,328.46 = 70,941.24/x
  3. Step 3: Cross multiply
    141,013.80x = 211,328.46 × 70,941.24
  4. Step 4: Simplify right side
    141,013.80x = 14,991,902,999.69
  5. Step 5: Solve for x
    x = 14,991,902,999.69/141,013.80
  6. Step 6: Final answer
    x = 106,315.15

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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.