Home / 141,981.64-212,972.24-36,800.70

Finding the Fourth Proportional to 141,981.64, 212,972.24 and 36,800.70

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Solution

The fourth proportional to 141,981.64, 212,972.24 and 36,800.70 is: 55,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,981.64 : 212,972.24 = 36,800.70 : x
  2. Step 2: Convert to fraction form
    141,981.64/212,972.24 = 36,800.70/x
  3. Step 3: Cross multiply
    141,981.64x = 212,972.24 × 36,800.70
  4. Step 4: Simplify right side
    141,981.64x = 7,837,527,512.57
  5. Step 5: Solve for x
    x = 7,837,527,512.57/141,981.64
  6. Step 6: Final answer
    x = 55,200.99

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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.