Home / 131,237.28-196,834.86-46,981.80

Finding the Fourth Proportional to 131,237.28, 196,834.86 and 46,981.80

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Solution

The fourth proportional to 131,237.28, 196,834.86 and 46,981.80 is: 70,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,237.28 : 196,834.86 = 46,981.80 : x
  2. Step 2: Convert to fraction form
    131,237.28/196,834.86 = 46,981.80/x
  3. Step 3: Cross multiply
    131,237.28x = 196,834.86 × 46,981.80
  4. Step 4: Simplify right side
    131,237.28x = 9,247,656,025.55
  5. Step 5: Solve for x
    x = 9,247,656,025.55/131,237.28
  6. Step 6: Final answer
    x = 70,465.16

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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.