Home / 140,941.55-211,448.18-46,178.15

Finding the Fourth Proportional to 140,941.55, 211,448.18 and 46,178.15

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Solution

The fourth proportional to 140,941.55, 211,448.18 and 46,178.15 is: 69,278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,941.55 : 211,448.18 = 46,178.15 : x
  2. Step 2: Convert to fraction form
    140,941.55/211,448.18 = 46,178.15/x
  3. Step 3: Cross multiply
    140,941.55x = 211,448.18 × 46,178.15
  4. Step 4: Simplify right side
    140,941.55x = 9,764,284,831.47
  5. Step 5: Solve for x
    x = 9,764,284,831.47/140,941.55
  6. Step 6: Final answer
    x = 69,278.96

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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.