Home / 141,569.64-212,391.21-52,823.81

Finding the Fourth Proportional to 141,569.64, 212,391.21 and 52,823.81

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Solution

The fourth proportional to 141,569.64, 212,391.21 and 52,823.81 is: 79,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,569.64 : 212,391.21 = 52,823.81 : x
  2. Step 2: Convert to fraction form
    141,569.64/212,391.21 = 52,823.81/x
  3. Step 3: Cross multiply
    141,569.64x = 212,391.21 × 52,823.81
  4. Step 4: Simplify right side
    141,569.64x = 11,219,313,651.78
  5. Step 5: Solve for x
    x = 11,219,313,651.78/141,569.64
  6. Step 6: Final answer
    x = 79,249.43

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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.