Home / 141,280.80-211,748.40-62,311.20

Finding the Fourth Proportional to 141,280.80, 211,748.40 and 62,311.20

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Solution

The fourth proportional to 141,280.80, 211,748.40 and 62,311.20 is: 93,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,280.80 : 211,748.40 = 62,311.20 : x
  2. Step 2: Convert to fraction form
    141,280.80/211,748.40 = 62,311.20/x
  3. Step 3: Cross multiply
    141,280.80x = 211,748.40 × 62,311.20
  4. Step 4: Simplify right side
    141,280.80x = 13,194,296,902.08
  5. Step 5: Solve for x
    x = 13,194,296,902.08/141,280.80
  6. Step 6: Final answer
    x = 93,390.59

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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.