Home / 140,876.68-211,328.05-50,941.84

Finding the Fourth Proportional to 140,876.68, 211,328.05 and 50,941.84

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Solution

The fourth proportional to 140,876.68, 211,328.05 and 50,941.84 is: 76,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,876.68 : 211,328.05 = 50,941.84 : x
  2. Step 2: Convert to fraction form
    140,876.68/211,328.05 = 50,941.84/x
  3. Step 3: Cross multiply
    140,876.68x = 211,328.05 × 50,941.84
  4. Step 4: Simplify right side
    140,876.68x = 10,765,439,710.61
  5. Step 5: Solve for x
    x = 10,765,439,710.61/140,876.68
  6. Step 6: Final answer
    x = 76,417.47

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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.