Home / 141,191.52-211,506.04-103,320.57

Finding the Fourth Proportional to 141,191.52, 211,506.04 and 103,320.57

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Solution

The fourth proportional to 141,191.52, 211,506.04 and 103,320.57 is: 154,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,191.52 : 211,506.04 = 103,320.57 : x
  2. Step 2: Convert to fraction form
    141,191.52/211,506.04 = 103,320.57/x
  3. Step 3: Cross multiply
    141,191.52x = 211,506.04 × 103,320.57
  4. Step 4: Simplify right side
    141,191.52x = 21,852,924,611.24
  5. Step 5: Solve for x
    x = 21,852,924,611.24/141,191.52
  6. Step 6: Final answer
    x = 154,775.05

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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.