Home / 140,812.47-211,216.88-34,197.30

Finding the Fourth Proportional to 140,812.47, 211,216.88 and 34,197.30

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Solution

The fourth proportional to 140,812.47, 211,216.88 and 34,197.30 is: 51,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,812.47 : 211,216.88 = 34,197.30 : x
  2. Step 2: Convert to fraction form
    140,812.47/211,216.88 = 34,197.30/x
  3. Step 3: Cross multiply
    140,812.47x = 211,216.88 × 34,197.30
  4. Step 4: Simplify right side
    140,812.47x = 7,223,047,095.92
  5. Step 5: Solve for x
    x = 7,223,047,095.92/140,812.47
  6. Step 6: Final answer
    x = 51,295.51

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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.