Home / 140,763.93-211,022.14-73,153.62

Finding the Fourth Proportional to 140,763.93, 211,022.14 and 73,153.62

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Solution

The fourth proportional to 140,763.93, 211,022.14 and 73,153.62 is: 109,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,763.93 : 211,022.14 = 73,153.62 : x
  2. Step 2: Convert to fraction form
    140,763.93/211,022.14 = 73,153.62/x
  3. Step 3: Cross multiply
    140,763.93x = 211,022.14 × 73,153.62
  4. Step 4: Simplify right side
    140,763.93x = 15,437,033,258.26
  5. Step 5: Solve for x
    x = 15,437,033,258.26/140,763.93
  6. Step 6: Final answer
    x = 109,666.11

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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.