Home / 140,737.09-211,106.04-34,120.63

Finding the Fourth Proportional to 140,737.09, 211,106.04 and 34,120.63

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Solution

The fourth proportional to 140,737.09, 211,106.04 and 34,120.63 is: 51,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,737.09 : 211,106.04 = 34,120.63 : x
  2. Step 2: Convert to fraction form
    140,737.09/211,106.04 = 34,120.63/x
  3. Step 3: Cross multiply
    140,737.09x = 211,106.04 × 34,120.63
  4. Step 4: Simplify right side
    140,737.09x = 7,203,071,081.61
  5. Step 5: Solve for x
    x = 7,203,071,081.61/140,737.09
  6. Step 6: Final answer
    x = 51,181.04

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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.